Luigi Lavazza

139 papers A* 5A 16B 13C 8Misc 4Journal 40Unranked 53
YearRankTypeTitle / Venue / Authors
2025 B conf
A Replicated Study on Factors Affecting Software Understandability.
ENASE
Georgia M. Kapitsaki, Luigi Lavazza, Sandro Morasca, Gabriele Rotoloni
2025 A conf
Critical Considerations on Effort-aware Software Defect Prediction Metrics.
EASE
Luigi Lavazza, Gabriele Rotoloni, Sandro Morasca
2025 J jnl
Critical Considerations on Effort-aware Software Defect Prediction Metrics.
CoRR
Luigi Lavazza, Gabriele Rotoloni, Sandro Morasca
2025 J jnl
Modeling Interaction Patterns in Visualizations with Eye-Tracking: A Characterization of Reading and Information Styles.
Future Internet
Angela Locoro, Luigi Lavazza
2025 J jnl
Software Defect Prediction evaluation: New metrics based on the ROC curve.
Inf. Softw. Technol.
Luigi Lavazza, Sandro Morasca, Gabriele Rotoloni
2024 J jnl
Software Development and Maintenance Effort Estimation Using Function Points and Simpler Functional Measures.
Softw.
Luigi Lavazza, Angela Locoro, Roberto Meli
2024 J jnl
Using Machine Learning and Simplified Functional Measures to Estimate Software Development Effort.
IEEE Access
Luigi Lavazza, Angela Locoro, Roberto Meli
2023 — conf
An Experience in the Evaluation of Fault Prediction.
PROFES (1)
Luigi Lavazza, Sandro Morasca, Gabriele Rotoloni
2023 J jnl
An empirical evaluation of the "Cognitive Complexity" measure as a predictor of code understandability.
J. Syst. Softw.
Luigi Lavazza, Abedallah Zaid Abualkishik, Geng Liu, Sandro Morasca
2023 J jnl
An empirical study on software understandability and its dependence on code characteristics.
Empir. Softw. Eng.
Luigi Lavazza, Sandro Morasca, Marco Gatto
2023 J jnl
Common Problems With the Usage of F-Measure and Accuracy Metrics in Medical Research.
IEEE Access
Luigi Lavazza, Sandro Morasca
2023 J jnl
Estimating Software Functional Size via Machine Learning.
ACM Trans. Softw. Eng. Methodol.
Luigi Lavazza, Angela Locoro, Geng Liu, Roberto Meli
2023 A conf
On the Reliability of the Area Under the ROC Curve in Empirical Software Engineering.
EASE
Luigi Lavazza, Sandro Morasca, Gabriele Rotoloni
2023 — conf
Software Development Effort Estimation Using Function Points and Simpler Functional Measures: A Comparison.
IWSM-Mensura
Luigi Lavazza, Angela Locoro, Roberto Meli
2022 J jnl
Comparing ϕ and the F-measure as performance metrics for software-related classifications.
Empir. Softw. Eng.
Luigi Lavazza, Sandro Morasca
2021 — conf
Comparing Static Analysis and Code Smells as Defect Predictors: An Empirical Study.
OSS
Luigi Lavazza, Sandro Morasca, Davide Tosi
2021 J jnl
Early and quick function points analysis: Evaluations and proposals.
J. Syst. Softw.
Geng Liu, Luigi Lavazza
2021 — conf
Understanding and Modeling AI-Intensive System Development.
WAIN@ICSE
Luigi Lavazza, Sandro Morasca
2021 J jnl
Understanding and Modeling AI-Intensive System Development.
CoRR
Luigi Lavazza, Sandro Morasca
2020 A conf
An Empirical Study of Thresholds for Code Measures.
ISSRE
Luigi Lavazza, Sandro Morasca
2020 Misc conf
An Empirical Study on the Persistence of SpotBugs Issues in Open-Source Software Evolution.
QUATIC
Luigi Lavazza, Davide Tosi, Sandro Morasca
2020 J jnl
Evolution of functional size measures through ICONIX process phases.
J. Softw. Evol. Process.
Geng Liu, Luigi Lavazza, Davide Tosi
2020 J jnl
On the assessment of software defect prediction models via ROC curves.
Empir. Softw. Eng.
Sandro Morasca, Luigi Lavazza
2020 B conf
Open Source Software Evaluation, Selection, and Adoption: a Systematic Literature Review.
SEAA
Valentina Lenarduzzi, Davide Taibi, Davide Tosi, Luigi Lavazza, Sandro Morasca
2020 — conf
Productivity of Software Enhancement Projects: an Empirical Study.
IWSM-Mensura
Luigi Lavazza, Geng Liu, Roberto Meli
2020 A conf
Using Extremely Simplified Functional Size Measures for Effort Estimation: an Empirical Study.
ESEM
Luigi Lavazza, Geng Liu, Roberto Meli
2019 A conf
Comparing the Effectiveness of Using Design and Code Measures in Software Faultiness Estimation.
EASE
Sandro Morasca, Luigi Lavazza
2019 A conf
Dealing with Uncertainty in Binary Logistic Regression Fault-proneness Models.
EASE
Luigi Lavazza, Sandro Morasca
2019 J jnl
Empirical evaluation and proposals for bands-based COSMIC early estimation methods.
Inf. Softw. Technol.
Luigi Lavazza, Sandro Morasca
2019 — conf
Why Do Developers Adopt Open Source Software? Past, Present and Future.
OSS
Valentina Lenarduzzi, Davide Tosi, Luigi Lavazza, Sandro Morasca
2018 — conf
A Study of the Correlation between Functional Size Measures and Object-oriented Measures.
IWSM-Mensura
Luigi Lavazza, Geng Liu
2018 J jnl
An Empirical Study on the Factors Affecting Software Development Productivity.
e Informatica Softw. Eng. J.
Luigi Lavazza, Sandro Morasca, Davide Tosi
2018 J jnl
IFPUG Function Points to COSMIC Function Points convertibility: A fine-grained statistical approach.
Inf. Softw. Technol.
Abedallah Zaid Abualkishik, Luigi Lavazza
2018 — conf
Technical debt as an external software attribute.
TechDebt@ICSE
Luigi Lavazza, Sandro Morasca, Davide Tosi
2017 J jnl
A study on the statistical convertibility of IFPUG Function Point, COSMIC Function Point and Simple Function Point.
Inf. Softw. Technol.
Abedallah Zaid Abualkishik, Filomena Ferrucci, Carmine Gravino, Luigi Lavazza, Geng Liu, Roberto Meli, Gabriela Robiolo
2017 A conf
On the Evaluation of Effort Estimation Models.
EASE
Luigi Lavazza, Sandro Morasca
2017 J jnl
Risk-averse slope-based thresholds: Definition and empirical evaluation.
Inf. Softw. Technol.
Sandro Morasca, Luigi Lavazza
2016 — conf
An Empirical Evaluation of Distribution-based Thresholds for Internal Software Measures.
PROMISE
Luigi Lavazza, Sandro Morasca
2016 — conf
An Empirical Evaluation of Two COSMIC Early Estimation Methods.
IWSM-Mensura
Luigi Lavazza, Sandro Morasca
2016 Misc conf
An empirical study on the effect of programming languages on productivity.
SAC
Luigi Lavazza, Sandro Morasca, Davide Tosi
2016 A conf
Identifying Thresholds for Software Faultiness via Optimistic and Pessimistic Estimations.
ESEM
Luigi Lavazza, Sandro Morasca
2016 Misc conf
Simple function points for effort estimation: a further assessment.
SAC
Filomena Ferrucci, Carmine Gravino, Luigi Lavazza
2016 A conf
Slope-based fault-proneness thresholds for software engineering measures.
EASE
Sandro Morasca, Luigi Lavazza
2016 — conf
Towards Component-Aware Function Point Measurement.
IWSM-Mensura
Luigi Lavazza, Valentina Lenarduzzi, Davide Taibi
2015 — conf
Automated Function Points: Critical Evaluation and Discussion.
WETSoM@ICSE
Luigi Lavazza
2015 — conf
Defining and Evaluating Software Project Success Indicators - A GQM-based Case Study.
ICSOFT-EA
Luigi Lavazza, Enrico Frumento, Riccardo Mazza
2015 — conf
Enriching Specifications to Represent Quality in Web Services in a Comprehensive Way.
SOSE
Davide Tosi, Luigi Lavazza, Sandro Morasca
2015 — conf
GQM-Based Definition and Evaluation of Software Project Success Indicators.
ICSOFT (Selected Papers)
Luigi Lavazza, Enrico Frumento, Riccardo Mazza
2015 — conf
Surveying the Adoption of FLOSS by Public Administration Local Organizations.
OSS
Davide Tosi, Luigi Lavazza, Sandro Morasca, Marco Chiappa
2014 — conf
An Evaluation of Simple Function Point as a Replacement of IFPUG Function Point.
IWSM/Mensura
Luigi Lavazza, Roberto Meli
2014 J jnl
An evaluation of the statistical convertibility of Function Points into COSMIC Function Points.
Empir. Softw. Eng.
Luigi Lavazza
2014 J jnl
Model-based early and rapid estimation of COSMIC functional size - An experimental evaluation.
Inf. Softw. Technol.
Vieri Del Bianco, Luigi Lavazza, Geng Liu, Sandro Morasca, Abedallah Zaid Abualkishik
2013 J jnl
Business goals, user needs, and requirements: A problem frame-based view.
Expert Syst. J. Knowl. Eng.
Luigi Lavazza
2013 — conf
Model-based Simplified Functional Size Measurement - an Experimental Evaluation with COSMIC Function Points.
EESSMod@MoDELS
Vieri Del Bianco, Luigi Lavazza, Geng Liu, Sandro Morasca, Abedallah Zaid Abualkishik
2013 J jnl
Towards a simplified definition of Function Points.
Inf. Softw. Technol.
Luigi Lavazza, Sandro Morasca, Gabriela Robiolo
2012 B conf
A Proposal for Simplified Model-Based Cost Estimation Models.
PROFES
Vieri Del Bianco, Luigi Lavazza, Sandro Morasca
2012 — conf
A Study on OSS Marketing and Communication Strategies.
OSS
Vieri Del Bianco, Luigi Lavazza, Valentina Lenarduzzi, Sandro Morasca, Davide Taibi, Davide Tosi
2012 Misc conf
An empirical investigation of perceived reliability of open source Java programs.
SAC
Luigi Lavazza, Sandro Morasca, Davide Taibi, Davide Tosi
2012 — conf
Analytical Convertibility of Functional Size Measures: A Tool-based Approach.
IWSM/Mensura
Luigi Lavazza, Vieri Del Bianco, Geng Liu
2012 J jnl
Bridging the gap between requirements and design: An approach based on Problem Frames and SysML.
J. Syst. Softw.
Pietro Colombo, Ferhat Khendek, Luigi Lavazza
2012 — conf
Historical Data Repositories in Software Engineering: Status and Possible Improvements.
IWSM/Mensura
Luigi Lavazza, Luca Santillo
2012 A conf
On the definition of dynamic software measures.
ESEM
Davide Tosi, Luigi Lavazza, Sandro Morasca, Davide Taibi
2012 A conf
Software effort estimation with a generalized robust linear regression technique.
EASE
Luigi Lavazza, Sandro Morasca
2011 J jnl
A Survey on Open Source Software Trustworthiness.
IEEE Softw.
Vieri Del Bianco, Luigi Lavazza, Sandro Morasca, Davide Taibi
2011 J jnl
Convertibility of Function Points into COSMIC Function Points: A study using Piecewise Linear Regression.
Inf. Softw. Technol.
Luigi Lavazza, Sandro Morasca
2011 B conf
Generating Early Design Models from Requirements Analysis Artifacts Using Problem Frames and SysML.
ECMFA
Pietro Colombo, Ferhat Khendek, Luigi Lavazza
2011 C conf
OP2A - Assessing the Quality of the Portal of Open Source Software Products.
WEBIST
Gabriele Basilico, Luigi Lavazza, Sandro Morasca, Davide Taibi, Davide Tosi
2011 — conf
OP2A: How to Improve the Quality of the Web Portal of Open Source Software Products.
WEBIST (Selected Papers)
Luigi Lavazza, Sandro Morasca, Davide Taibi, Davide Tosi
2010 C conf
A Meta-model Supporting the Decomposition of Problem Descriptions.
ICSEA
Luigi Lavazza, Alberto Coen-Porisini, Pietro Colombo, Vieri Del Bianco
2010 — conf
A Survey on the Importance of Some Economic Factors in the Adoption of Open Source Software.
SERA (selected papers)
Vieri Del Bianco, Luigi Lavazza, Sandro Morasca, Davide Taibi, Davide Tosi
2010 — conf
An Investigation of the Users' Perception of OSS Quality.
OSS
Vieri Del Bianco, Luigi Lavazza, Sandro Morasca, Davide Taibi, Davide Tosi
2010 B conf
Applying SCRUM in an OSS Development Process: An Empirical Evaluation.
XP
Luigi Lavazza, Sandro Morasca, Davide Taibi, Davide Tosi
2010 A conf
Introducing the evaluation of complexity in functional size measurement: a UML-based approach.
ESEM
Luigi Lavazza, Gabriela Robiolo
2010 A conf
Predicting OSS trustworthiness on the basis of elementary code assessment.
ESEM
Luigi Lavazza, Sandro Morasca, Davide Taibi, Davide Tosi
2010 B conf
Requirements Analysis and Modeling with Problem Frames and SysML: A Case Study.
ECMFA
Pietro Colombo, Ferhat Khendek, Luigi Lavazza
2010 C ed.
The Fifth International Conference on Software Engineering Advances, ICSEA 2010, 22-27 August 2010, Nice, France
ICSEA
Jon G. Hall, Hermann Kaindl, Luigi Lavazza, Georg Buchgeher, Osamu Takaki
2010 — conf
The role of the measure of functional complexity in effort estimation.
PROMISE
Luigi Lavazza, Gabriela Robiolo
2009 — conf
A Case Study in COSMIC Functional Size Measurement: The Rice Cooker Revisited.
IWSM/Mensura
Luigi Lavazza, Vieri Del Bianco
2009 B conf
Applying the COSMIC Functional Size Measurement Method to Problem Frames.
ICECCS
Vieri Del Bianco, Luigi Lavazza
2009 — conf
Convertibility of functional size measurements: new insights and methodological issues.
PROMISE
Luigi Lavazza
2009 — conf
Quality of Open Source Software: The QualiPSo Trustworthiness Model.
OSS
Vieri Del Bianco, Luigi Lavazza, Sandro Morasca, Davide Taibi
2009 J jnl
SystemC/C-based model-driven design for embedded systems.
ACM Trans. Embed. Comput. Syst.
Elvinia Riccobene, Patrizia Scandurra, Sara Bocchio, Alberto Rosti, Luigi Lavazza, Luigi Mantellini
2009 C conf
Towards a Meta-model for Problem Frames: Conceptual Issues and Tool Building Support.
ICSEA
Pietro Colombo, Luigi Lavazza, Alberto Coen-Porisini, Vieri Del Bianco
2009 A conf
Using function points to measure and estimate real-time and embedded software: Experiences and guidelines.
ESEM
Luigi Lavazza, Carla Garavaglia
2008 A conf
An Evaluation of Function Point Counting Based on Measurement-Oriented Models.
EASE
Vieri Del Bianco, Claudio Gentile, Luigi Lavazza
2008 J jnl
Enhancing problem frames with scenarios and histories in UML-based software development.
Expert Syst. J. Knowl. Eng.
Vieri Del Bianco, Luigi Lavazza
2008 — conf
Fine-Grained Integrated Management of Software Configurations and Traceability Relations.
ICSOFT (SE/MUSE/GSDCA)
Pietro Colombo, Vieri Del Bianco, Luigi Lavazza
2008 — conf
Functional size measurement based on problem frames: a case study.
IWAAPF@ICSE
Luigi Lavazza, Vieri Del Bianco
2008 A conf
Model-based functional size measurement.
ESEM
Luigi Lavazza, Vieri Del Bianco, Carla Garavaglia
2008 — conf
Towards The Evaluation of OSS Trustworthiness: Lessons Learned From The Observation of Relevant OSS Projects.
OSS
Davide Taibi, Vieri Del Bianco, Davide Dalle Carbonare, Luigi Lavazza, Sandro Morasca
2008 — conf
Towards the integration of sysml and problem frames.
IWAAPF@ICSE
Pietro Colombo, Vieri Del Bianco, Luigi Lavazza
2008 — conf
Using problem frames to model the requirements ofa system for monitoring dangerous goods transportation.
IWAAPF@ICSE
Pietro Colombo, Vieri Del Bianco, Luigi Lavazza
2007 C conf
A Methodological Framework for SysML: a Problem Frames-based Approach.
APSEC
Pietro Colombo, Vieri Del Bianco, Luigi Lavazza, Alberto Coen-Porisini
2007 C conf
Beyond Total Cost of Ownership: Applying Balanced Scorecards to Open-Source Software.
ICSEA
Luigi Lavazza
2007 — conf
OpenBQR: a framework for the assessment of OSS.
OSS
Davide Taibi, Luigi Lavazza, Sandro Morasca
2007 J jnl
Towards UML-based formal specifications of component-based real-time software.
Int. J. Softw. Tools Technol. Transf.
Vieri Del Bianco, Luigi Lavazza, Marco Mauri, Giuseppe Occorso
2006 B conf
Combining Problem Frames and UML in the Description of Software Requirements.
FASE
Luigi Lavazza, Vieri Del Bianco
2006 — conf
Enhancing problem frames with scenarios and histories: a preliminary study.
IWAAPF@ICSE
Vieri Del Bianco, Luigi Lavazza
2006 — conf
Software Process Measurement in the Real World: Dealing with Operating Constraints.
SPW/ProSim
Luigi Lavazza, Marco Mauri
2005 — conf
An Empirical Assessment of Function Point-Like Object-Oriented Metrics.
IEEE METRICS
Vieri Del Bianco, Luigi Lavazza
2005 J jnl
Automated Measurement of UML Models: an open toolset approach.
J. Object Technol.
Luigi Lavazza, Alberto Agostini
2005 A* conf
Automated support for process-aware definition and execution of measurement plans.
ICSE
Luigi Lavazza, Giancarlo Barresi
2004 — conf
A Dual Language Approach to the Development of Time-Critical Systems.
TACoS
Luigi Lavazza, Sandro Morasca, Angelo Morzenti
2004 B conf
A Web-Based Infrastructure for the Management of Semantic Meta-Data.
ICECCS
Vieri Del Bianco, Gianluca Ripa, Emma Tracanella, Luigi Lavazza
2003 — conf
A Dual Language Approach Extension to UML for the Development of Time-Critical Component-Based Systems.
TACoS
Luigi Lavazza, Sandro Morasca, Angelo Morzenti
2003 C conf
Rigorous Description of Software Requirements with UML.
SEKE
Luigi Lavazza
2003 C conf
Simulation-based Verification of UML models.
SEKE
Luigi Lavazza, Giuseppe Occorso
2003 B conf
Towards UML-Based Formal Specifications of Component-Based Real-Time Software.
FASE
Vieri Del Bianco, Luigi Lavazza, Marco Mauri, Giuseppe Occorso
2002 A* conf
Deriving executable process descriptions from UML.
ICSE
Elisabetta Di Nitto, Luigi Lavazza, Marco Schiavoni, Emma Tracanella, Michele Trombetta
2002 B conf
Model Checking UML Specifications of Real Time Software.
ICECCS
Vieri Del Bianco, Luigi Lavazza, Marco Mauri
2001 — conf
Combining UML and formal notations for modelling real-time systems.
ESEC / SIGSOFT FSE
Luigi Lavazza, Gabriele Quaroni, Matteo Venturelli
2000 — conf
Enhancing Requirements and Change Management through Process Modeling and Measurement.
ICRE
Luigi Lavazza, Giuseppe Valetto
2000 A* conf
Managing software artifacts on the Web with Labyrinth.
ICSE
Fabiano Cattaneo, Elisabetta Di Nitto, Alfonso Fuggetta, Luigi Lavazza, Giuseppe Valetto
2000 J jnl
Providing Automated Support for the GQM Measurement Process.
IEEE Softw.
Luigi Lavazza
2000 J jnl
Requirements-Based Estimation of Change Costs.
Empir. Softw. Eng.
Luigi Lavazza, Giuseppe Valetto
1999 J jnl
A conceptual basis for feature engineering.
J. Syst. Softw.
Carlton Reid Turner, Alfonso Fuggetta, Luigi Lavazza, Alexander L. Wolf
1999 — conf
DAMAS: An Integrated Business Modelling Information System to Support Management Enterprose Decisions.
ICEIS
Luigi Lavazza, Habib Sedehi
1998 J jnl
Applying GQM in an Industrial Software Factory.
ACM Trans. Softw. Eng. Methodol.
Alfonso Fuggetta, Luigi Lavazza, Sandro Morasca, Stefano Cinti, Giandomenico Oldano, Elena Orazi
1998 — conf
Feature Engineering.
IWSSD
Carlton Reid Turner, Alexander L. Wolf, Alfonso Fuggetta, Luigi Lavazza
1997 — conf
A Case Study Of Evaluating Configuration Management Practices With Goal-Oriented Measurement.
IEEE METRICS
Gianpaolo Cugola, Alfonso Fuggetta, Pierfrancesco Fusaro, Christiane Gresse von Wangenheim, Luigi Lavazza, Serena Manca, Maria Rosaria Pagone, Günther Ruhe, Roberto Soro
1997 J jnl
A fine-grained process modelling experiment at British Airways.
Softw. Process. Improv. Pract.
Jim Arlow, Sergio Bandinelli, Wolfgang Emmerich, Luigi Lavazza
1997 B conf
An experience in introducing configuration management in a process-centered software engineering environment.
ICECCS
Luigi Lavazza
1995 A* conf
An Experience in Process Assessment.
ICSE
Fabiano Cattaneo, Alfonso Fuggetta, Luigi Lavazza
1995 J jnl
Experiences in the Implementation of a Process-centered Software Engineering Environment Using Object-Oriented Technology.
Theory Pract. Object Syst.
Sergio Bandinelli, Luciano Baresi, Alfonso Fuggetta, Luigi Lavazza
1995 J jnl
Modeling and Improving an Industrial Software Process.
IEEE Trans. Software Eng.
Sergio Bandinelli, Alfonso Fuggetta, Luigi Lavazza, Maurizio Loi, Gian Pietro Picco
1994 — conf
Combining control and data integration in the SPADE-1 process-centered software engineering environment.
ISPW
Sergio Bandinelli, Alfonso Fuggetta, Luigi Lavazza, Gian Pietro Picco
1994 — conf
Coupled vs. decoupled user interaction environments in PSEEs.
ISPW
Sergio Bandinelli, Elisabetta Di Nitto, Alfonso Fuggetta, Luigi Lavazza
1994 — conf
The Architecture of SPADE-1-Process-Centered SEE.
EWSPT
Sergio Bandinelli, M. Braga, Alfonso Fuggetta, Luigi Lavazza
1993 — conf
Overview and Progress Report of the ESSE Project: Supporting Object-Oriented Database Schema Analysis and Evolution.
TOOLS (10)
Fabiano Cattaneo, Alberto Coen-Porisini, Luigi Lavazza, Roberto V. Zicari
1993 — conf
Requirements and Early Experiences in the Implementation of the SPADE Repository using Object-Oriented Technology.
ISOTAS
Sergio Bandinelli, Luciano Baresi, Alfonso Fuggetta, Luigi Lavazza
1993 — conf
Requirements and Early Experiences in the Implementation of the SPADE Repository.
ISPW
Sergio Bandinelli, Luciano Baresi, Alfonso Fuggetta, Luigi Lavazza
1992 — conf
The ESSE Project: An Overview.
Future Databases
Alberto Coen-Porisini, Luigi Lavazza, Roberto V. Zicari
1991 J jnl
Updating the Schema of an Object-Oriented Database (Extended Abstract).
IEEE Data Eng. Bull.
Alberto Coen-Porisini, Luigi Lavazza, Roberto V. Zicari
1990 J jnl
Algres: An Advanced System for Complex Applications.
IEEE Softw.
Stefano Ceri, Stefano Crespi-Reghizzi, Roberto V. Zicari, Gianfranco Lamperti, Luigi Lavazza
1989 — conf
ALGRES: An Extended Relational Database System for the Specification and Prototyping of Complex Applications.
CA(i)SE
Filippo Cacace, Stefano Ceri, Stefano Crespi-Reghizzi, Georg Gottlob, Gianfranco Lamperti, Luigi Lavazza, Letizia Tanca, Roberto V. Zicari
1988 J jnl
Software Prototyping by Relational Techniques: Experiences with Program Construction Systems.
IEEE Trans. Software Eng.
Stefano Ceri, Stefano Crespi-Reghizzi, Andrea Di Maio, Luigi Lavazza
1988 B conf
The Algres Project.
EDBT
Stefano Ceri, Stefano Crespi-Reghizzi, Georg Gottlob, F. Lamperti, Luigi Lavazza, Letizia Tanca, Roberto V. Zicari
1987 — conf
Algebraic ADT Specifications of an Extended Relational Algebra and their Conversion into a Working Prototype.
Algebraic Methods
Luigi Lavazza, Stefano Crespi-Reghizzi
1986 A* conf
Translation and Optimization of Logic Queries: The Algebraic Approach.
VLDB
Stefano Ceri, Georg Gottlob, Luigi Lavazza