Liu Hsu - RankMe

118 papers A* 8C 24Journal 48Unranked 38

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	Multivariable Generalized Super-Twisting Algorithm robust control of linear time-invariant systems. Autom. José Claudio Geromel, Eduardo V. L. Nunes, Liu Hsu
2025	—	`conf`	Bioinspired SLAM Approach for Unmanned Surface Vehicle. ICAR Fabio Coelho, Joao Victor T. Borges, Paulo Padrao, Jose Fuentes, Ramon R. Costa, Liu Hsu, Leonardo Bobadilla
2025	J	`jnl`	Bioinspired SLAM Approach for Unmanned Surface Vehicle. CoRR Fabio Coelho, Joao Victor T. Borges, Paulo Padrao, Jose Fuentes, Ramon R. Costa, Liu Hsu, Leonardo Bobadilla
2025	J	`jnl`	Event-Triggered and Periodic Event-Triggered Extremum Seeking Control. Autom. Victor Hugo Pereira Rodrigues, Tiago Roux Oliveira, Liu Hsu, Mamadou Diagne, Miroslav Krstic
2025	—	`conf`	Fast Tracking Direct Multivariable Least-Squares MRAC using WSPR Passivity. CDC Liu Hsu, Ramon R. Costa, Fernando C. Lizarralde, Alessandro Jacoud Peixoto
2025	J	`jnl`	Multivariable Generalized Super-Twisting Algorithm Robust Control of Linear Time-Invariant Systems. CoRR José Claudio Geromel, Eduardo V. L. Nunes, Liu Hsu
2025	J	`jnl`	Optimal and Robust Multivariable Reaching Time Sliding Mode Control Design. CoRR José Claudio Geromel, Liu Hsu, Eduardo V. L. Nunes
2025	J	`jnl`	Sliding Mode Control for Uncertain Systems with Time-Varying Delays via Predictor Feedback and Super-Twisting Observer. CoRR Hardy L. C. P. Pinto, Tiago Roux Oliveira, Liu Hsu
2024	J	`jnl`	Arbitrarily Fast Tracking Multivariable Least-squares MRAC. CoRR Liu Hsu, Ramon R. Costa, Fernando C. Lizarralde, Alessandro Jacoud Peixoto
2024	J	`jnl`	Global Output-Feedback Extremum Seeking Control with Source Seeking Experiments. CoRR Nerito Oliveira Aminde, Tiago Roux Oliveira, Liu Hsu
2024	—	`conf`	High-Gain Functional Observer Based Output-Feedback Sliding-Mode Control with Chattering Avoidance VSS Liu Hsu, José Paulo V. S. Cunha, Tiago Roux Oliveira, Eduardo V. L. Nunes, Alessandro Jacoud Peixoto, Fernando C. Lizarralde, Ramon R. Costa
2024	J	`jnl`	LMI-Based Robust Multivariable Super-Twisting Algorithm Design. IEEE Trans. Autom. Control. José Claudio Geromel, Eduardo Vieira Leão Nunes, Liu Hsu
2024	—	`conf`	Minimum Reaching Time Multivariable Super-Twisting Control Design. CDC José Claudio Geromel, Liu Hsu, Eduardo V. L. Nunes
2024	—	`conf`	Multivariable Extremum Seeking Control for Dynamic Maps through Sliding Modes and Periodic Switching Function. VSS Nerito Oliveira Aminde, Tiago Roux Oliveira, Liu Hsu
2024	J	`jnl`	Multivariable Extremum Seeking Control for Dynamic Maps through Sliding Modes and Periodic Switching Function. CoRR Nerito Oliveira Aminde, Tiago Roux Oliveira, Liu Hsu
2024	J	`jnl`	Nyquist criterion for chattering avoidance and global stability in observer-based sliding-mode control with parasitics. J. Frankl. Inst. Liu Hsu, José Paulo V. S. Cunha, Ramon R. Costa, Fernando C. Lizarralde, Eduardo Vieira Leão Nunes, Tiago Roux Oliveira, Alessandro Jacoud Peixoto
2024	J	`jnl`	On Multivariable Super-Twisting Algorithm Reaching Time Assessment. IEEE Trans. Autom. Control. José Claudio Geromel, Liu Hsu, Eduardo V. L. Nunes
2023	J	`jnl`	Event-Triggered Extremum Seeking Control Systems. CoRR Victor Hugo Pereira Rodrigues, Tiago Roux Oliveira, Liu Hsu, Mamadou Diagne, Miroslav Krstic
2022	—	`conf`	Binary Model Reference Adaptive Control under Disturbances. VSS Victor Hugo Pereira Rodrigues, Liu Hsu, Tiago Roux Oliveira
2022	—	`conf`	Chattering is a Persistent Problem in Classical and Modern Sliding Mode Control. VSS Liu Hsu, José Paulo V. S. Cunha
2022	—	`conf`	Multivariable Sliding Mode-based Extremum Seeking Control via Periodic Switching Function and Cyclic Search. VSS Nerito Oliveira Aminde, Tiago Roux Oliveira, Liu Hsu
2022	J	`jnl`	Smooth sliding control to overcome chattering arising in classical SMC and super-twisting algorithm in the presence of unmodeled dynamics. J. Frankl. Inst. Tiago Roux Oliveira, Liu Hsu, Eduardo V. L. Nunes
2021	J	`jnl`	Output-feedback binary adaptive control of MIMO systems using monitoring function. J. Frankl. Inst. Renato Borba Teixeira, Tiago Roux Oliveira, Ramon R. Costa, Liu Hsu
2021	—	`conf`	Sliding Mode Control for Stabilization and Disturbance Rejection of Uncertain Systems with Output Delays via Predictor and Super-Twisting Observer. CDC Hardy Leonardo da Cunha Pereira Pinto, Tiago Roux Oliveira, Liu Hsu, Miroslav Krstic
2019	—	`conf`	A Comparative Study of Sensor Fault Detection Approaches applied to an Autonomous Solar-powered Aircraft. ICAR Paulo Padrao, Liu Hsu, Michael Vilzmann, Konstantin Kondak
2019	—	`conf`	On the Fragility of Multivariable Super-Twisting Algorithm for non-Symmetric Uncertain Input Matrix. CDC Timon Asch Keijock, Eduardo V. L. Nunes, Liu Hsu
2019	—	`conf`	Passivity-based Cascade Hybrid Pose/Force Robot Control. CASE Rodolpho Ribeiro, Liu Hsu, Ramon R. Costa, Fernando C. Lizarralde
2019	J	`jnl`	Sliding mode observer for fault reconstruction of time-delay and sampled-output systems - a Time Shift Approach. Autom. Hardy Leonardo da Cunha Pereira Pinto, Tiago Roux Oliveira, Liu Hsu
2018	—	`conf`	Robustness of Smooth Sliding Control to Unmodeled Dynamics: Overcoming First-Order SMC and Super-Twisting Algorithm. VSS Tiago Roux Oliveira, Liu Hsu
2018	C	`conf`	Sliding Mode Control for Disturbance Rejection in Systems with Measurement Delay using PDE-Backstepping Predictor. ACC Hardy L. C. P. Pinto, Tiago Roux Oliveira, Liu Hsu, Miroslav Krstic
2018	—	`conf`	Time-Shift Sliding Mode Predictor for Fault Reconstruction of Time-Delay Systems Using Least Squares Identification. VSS Hardy L. C. P. Pinto, Tiago Roux Oliveira, Liu Hsu
2017	J	`jnl`	Output-Feedback Multivariable Global Variable Gain Super-Twisting Algorithm. IEEE Trans. Autom. Control. Paulo V. N. M. Vidal, Eduardo V. L. Nunes, Liu Hsu
2016	C	`conf`	Adaptive feedforward control for high precision force control of electromechanical fatigue testing machine. ACC Alessandro S. de Lima, Diego Pereira-Dias, Alessandro Jacoud Peixoto, Liu Hsu
2016	—	`conf`	Adaptive sliding mode control for disturbances with unknown bounds. VSS Tiago Roux Oliveira, José Paulo V. S. Cunha, Liu Hsu
2016	C	`conf`	Multivariable Super-Twisting Algorithm for a class of systems with uncertain input matrix. ACC Paulo V. N. M. Vidal, Eduardo V. L. Nunes, Liu Hsu
2016	C	`conf`	Optimal control allocation of quadrotor UAVs subject to actuator constraints. ACC Joao C. Monteiro, Fernando C. Lizarralde, Liu Hsu
2015	—	`conf`	Control and obstacle collision avoidance method applied to human-robot interaction. ARSO Antonio C. Leite, Thiago B. Almeida-Antonio, Pål Johan From, Fernando C. Lizarralde, Liu Hsu
2015	J	`jnl`	Global tracking for a class of uncertain nonlinear systems with unknown sign-switching control direction by output feedback. Int. J. Control Tiago Roux Oliveira, Alessandro Jacoud Peixoto, Liu Hsu
2015	—	`conf`	Kinematic modeling and control design of a multifingered robot hand. ISIE Matheus F. Reis, Antonio C. Leite, Fernando C. Lizarralde, Liu Hsu
2015	—	`conf`	Visual Servoing for Object Manipulation with a Multifingered Robot Hand SyRoCo Matheus F. Reis, Antonio C. Leite, Pål Johan From, Liu Hsu, Fernando C. Lizarralde
2014	—	`conf`	Extremum seeking control via monitoring function and time-scaling for plants of arbitrary relative degree. VSS Liu Hsu, Tiago Roux Oliveira, José Paulo V. S. Cunha
2014	J	`jnl`	Global exact tracking for uncertain MIMO linear systems by output feedback sliding mode control. J. Frankl. Inst. Eduardo V. L. Nunes, Alessandro Jacoud Peixoto, Tiago Roux Oliveira, Liu Hsu
2014	—	`conf`	Monitoring function based extremum seeking control for uncertain relative degrees with light source seeking experiments. CDC Tiago Roux Oliveira, Nerito Oliveira Aminde, Liu Hsu
2014	—	`conf`	Multivariable BMRAC extension to arbitrary relative degree using Global Robust Exact Differentiators. VSS Andrei Battistel, Eduardo V. L. Nunes, Liu Hsu
2014	J	`jnl`	Multivariable MRAC Design Without Gain Symmetry Conditions Using a Stabilizing Multiplier. IEEE Trans. Autom. Control. Liu Hsu, Andrei Battistel, Eduardo V. L. Nunes
2013	J	`jnl`	Adaptive visual servoing scheme free of image velocity measurement for uncertain robot manipulators. Autom. Fernando C. Lizarralde, Antonio C. Leite, Liu Hsu, Ramon R. Costa
2013	C	`conf`	Direct multivariable MRAC design without gain symmetry conditions. ACC Liu Hsu, Andrei Battistel, Eduardo V. L. Nunes
2013	C	`conf`	Formation control of dynamic nonholonomic mobile robots with curvature constraints via potential functions. ACC Josiel A. Gouvea, Fernando C. Lizarralde, Liu Hsu
2013	—	`conf`	Global output-feedback extremum seeking control via monitoring functions. CDC Nerito Oliveira Aminde, Tiago Roux Oliveira, Liu Hsu
2013	A*	`conf`	Terrain model-based anticipative control for articulated vehicles with low bandwidth actuators. ICRA Gustavo Medeiros Freitas, Fernando C. Lizarralde, Liu Hsu, Marcel Bergerman
2012	C	`conf`	Binary MIMO MRAC using a passifying multiplier - A smooth transition to sliding mode control. ACC Ivanko Yanque, Eduardo V. L. Nunes, Ramon R. Costa, Liu Hsu
2012	—	`conf`	Binary robust adaptive control for global tracking of uncertain systems with unknown high-frequency-gain sign. VSS Tiago Roux Oliveira, Alessandro Jacoud Peixoto, Eduardo V. L. Nunes, Liu Hsu
2012	J	`jnl`	Global real-time optimization by output-feedback extremum-seeking control with sliding modes. J. Frankl. Inst. Tiago Roux Oliveira, Alessandro Jacoud Peixoto, Liu Hsu
2012	C	`conf`	Inertially stabilized platforms using only two gyroscopic measures and sensitivity analysis to unmodeled motion. ACC Andrei Battistel, Fernando C. Lizarralde, Liu Hsu
2011	J	`jnl`	Output-feedback global tracking for unknown control direction plants with application to extremum-seeking control. Autom. Tiago Roux Oliveira, Liu Hsu, Alessandro Jacoud Peixoto
2010	C	`conf`	A cascaded-based hybrid position-force control for robot manipulators with nonnegligible dynamics. ACC Antonio C. Leite, Fernando C. Lizarralde, Liu Hsu
2010	C	`conf`	Adaptive formation control of dynamic nonholonomic systems using potential functions. ACC Josiel A. Gouvea, Ademir Rodrigues Pereira, Liu Hsu, Fernando C. Lizarralde
2010	C	`conf`	Global exact tracking for uncertain multivariable linear systems by output feedback sliding mode control. ACC Eduardo V. L. Nunes, Alessandro Jacoud Peixoto, Tiago Roux Oliveira, Liu Hsu
2010	J	`jnl`	Global tracking for robot manipulators using a simple causal PD controller plus feedforward. Robotica Eduardo V. L. Nunes, Liu Hsu
2010	J	`jnl`	Kinematic reconfigurability control for an environmental mobile robot operating in the Amazon rain forest. J. Field Robotics Gustavo Medeiros Freitas, Gabriel Gleizer, Fernando C. Lizarralde, Liu Hsu, Ney Robinson Salvi dos Reis
2010	—	`conf`	Multi-objective optimization for kinematic reconfiguration of mobile robots. CASE Gustavo Medeiros Freitas, Gabriel Gleizer, Fernando C. Lizarralde, Liu Hsu
2010	J	`jnl`	Sliding Mode Control of Uncertain Multivariable Nonlinear Systems With Unknown Control Direction via Switching and Monitoring Function. IEEE Trans. Autom. Control. Tiago Roux Oliveira, Alessandro Jacoud Peixoto, Liu Hsu
2009	—	`conf`	Dwell-time and monitoring schemes for peaking avoidance in high-gain observer based output-feedback control. CDC Tiago Roux Oliveira, Alessandro Jacoud Peixoto, Liu Hsu
2009	J	`jnl`	Global Exact Tracking for Uncertain Systems Using Output-Feedback Sliding Mode Control. IEEE Trans. Autom. Control. Eduardo V. L. Nunes, Liu Hsu, Fernando C. Lizarralde
2009	—	`conf`	Global tracking output-feedback sliding mode control design via norm estimators and variable high gain observer. CDC Alessandro Jacoud Peixoto, Tiago Roux Oliveira, Liu Hsu
2009	C	`conf`	Globally stable adaptive formation control of Euler-Lagrange agents via potential functions. ACC Ademir Rodrigues Pereira, Liu Hsu, Romeo Ortega
2009	J	`jnl`	Hybrid Adaptive Vision - Force Control for Robot Manipulators Interacting with Unknown Surfaces. Int. J. Robotics Res. Antonio C. Leite, Fernando C. Lizarralde, Liu Hsu
2009	A*	`conf`	Kinematic reconfigurability of mobile robots on irregular terrains. ICRA Gustavo Medeiros Freitas, Fernando C. Lizarralde, Liu Hsu, Ney Robinson Salvi dos Reis
2009	J	`jnl`	Peaking free variable structure control of uncertain linear systems based on a high-gain observer. Autom. José Paulo Vilela Soares da Cunha, Ramon R. Costa, Fernando C. Lizarralde, Liu Hsu
2009	C	`conf`	Sliding mode control of uncertain multivariable nonlinear systems applied to uncalibrated robotics visual servoing. ACC Tiago Roux Oliveira, Alessandro Jacoud Peixoto, Antonio C. Leite, Liu Hsu
2008	J	`jnl`	A variable structure model reference robust control without a prior knowledge of high frequency gain sign. Autom. Lin Yan, Liu Hsu, Ramon R. Costa, Fernando C. Lizarralde
2008	C	`conf`	Arbitrarily small damping allows global output feedback tracking of a class of Euler-Lagrange systems. ACC Eduardo V. L. Nunes, Liu Hsu, Fernando C. Lizarralde
2008	J	`jnl`	Design of First-Order Approximation Filters for Sliding-Mode Control of Uncertain Systems. IEEE Trans. Ind. Electron. José Paulo Vilela Soares da Cunha, Ramon R. Costa, Liu Hsu
2008	C	`conf`	Peaking free output-feedback control of uncertain nonlinear systems. ACC Tiago Roux Oliveira, Alessandro Jacoud Peixoto, Liu Hsu
2007	—	`conf`	Global tracking sliding mode control for uncertain nonlinear systems based on variable high gain observer. CDC Alessandro Jacoud Peixoto, Liu Hsu, Ramon R. Costa, Fernando C. Lizarralde
2007	J	`jnl`	Lyapunov/Passivity-Based Adaptive Control of Relative Degree Two MIMO Systems With an Application to Visual Servoing. IEEE Trans. Autom. Control. Liu Hsu, Ramon R. Costa, Fernando C. Lizarralde
2007	C	`conf`	Sliding Mode Output Tracking of Uncertain Nonlinear Systems with Unknown Control Direction. ACC Tiago Roux Oliveira, Alessandro Jacoud Peixoto, Liu Hsu
2006	J	`jnl`	A variable structure MRAC with expected transient and steady-state performance. Autom. Lin Yan, Liu Hsu, Xiuxia Sun
2006	J	`jnl`	Dynamic Control of Uncertain Manipulators Through Immersion and Invariance Adaptive Visual Servoing. Int. J. Robotics Res. Alessandro R. L. Zachi, Liu Hsu, Romeo Ortega, Fernando C. Lizarralde
2006	A*	`conf`	Hybrid Vision-force Robot Control for Tasks on Unknown Smooth Surfaces. ICRA Antonio C. Leite, Fernando C. Lizarralde, Liu Hsu
2006	C	`conf`	Lyapunov/passivity-based adaptive control of relative degree two MIMO systems with an application to visual servoing. ACC Liu Hsu, Ramon R. Costa, Fernando C. Lizarralde
2006	J	`jnl`	Mitigation of symmetry condition in positive realness for adaptive control. Autom. Itzhak Barkana, Marcelo C. M. Teixeira, Liu Hsu
2006	C	`conf`	Output-feedback sliding mode control for global asymptotic tracking of uncertain systems using locally exact differentiators. ACC Eduardo V. L. Nunes, Liu Hsu, Fernando C. Lizarralde
2006	—	`conf`	Sliding Mode Control of Uncertain Systems with Arbitrary Relative Degree and Unknown Control Direction: Theory and Experiments. CDC Alessandro Jacoud Peixoto, Tiago Roux Oliveira, Liu Hsu
2004	A*	`conf`	Cascade Control of Uncertain Manipulator Systems through Immersion and Invariance Adaptive Visual Servoing. ICRA Alessandro R. L. Zachi, Liu Hsu, Romeo Ortega, Fernando C. Lizarralde
2004	C	`conf`	Globally stable output-feedback sliding mode control with asymptotic exact tracking. ACC Eduardo V. L. Nunes, Liu Hsu, Fernando C. Lizarralde
2004	C	`conf`	Immersion and invariance adaptive visual servoing of manipulators with uncertain dynamics. ACC Alessandro R. L. Zachi, Liu Hsu, Romeo Ortega, Fernando C. Lizarralde
2004	J	`jnl`	Multivariable adaptive control using high-frequency gain matrix factorization. IEEE Trans. Autom. Control. Alvaro K. Imai, Ramon R. Costa, Liu Hsu, Gang Tao, Petar V. Kokotovic
2004	A*	`conf`	Performing Stable 2D Adaptive Visual Positioning/tracking Control without Explicit Depth Measurement. ICRA Alessandro R. L. Zachi, Liu Hsu, Fernando C. Lizarralde
2003	—	`conf`	Design of first order approximation filters applied to sliding mode control. CDC José Paulo Vilela Soares da Cunha, Ramon R. Costa, Liu Hsu
2003	J	`jnl`	Immersion and invariance adaptive control of linear multivariable systems. Syst. Control. Lett. Romeo Ortega, Liu Hsu, Alessandro Astolfi
2003	—	`conf`	Immersion and invariance model reference adaptive control: new parameterizations for the problem. CDC Romeo Ortega, Alessandro Astolfi, Liu Hsu
2003	J	`jnl`	Lyapunov-based adaptive control of MIMO systems. Autom. Ramon R. Costa, Liu Hsu, Alvaro K. Imai, Petar V. Kokotovic
2003	A*	`conf`	Mobile robot navigation using sensor fusion. ICRA Fernando C. Lizarralde, Eduardo V. L. Nunes, Liu Hsu, John T. Wen
2003	—	`conf`	Multivariable adaptive control with transient overparametrization. CDC Liu Hsu, Ramon R. Costa, Alvaro K. Imai
2003	J	`jnl`	Output-feedback model-reference sliding mode control of uncertain multivariable systems. IEEE Trans. Autom. Control. José Paulo Vilela Soares da Cunha, Liu Hsu, Ramon R. Costa, Fernando C. Lizarralde
2003	—	`conf`	Variable structure model reference adaptive control for systems with unknown high frequency gain. CDC Lin Yan, Liu Hsu, Ramon R. Costa, Fernando C. Lizarralde
2002	C	`conf`	Adaptive backstepping control design for MIMO plants using factorization. ACC Ramon R. Costa, Liu Hsu, Alvaro K. Imai, Gang Tao
2002	C	`conf`	Further results on smooth sliding control of uncertain systems. ACC Alessandro Jacoud Peixoto, Fernando C. Lizarralde, Liu Hsu
2002	J	`jnl`	Two solutions to the adaptive visual servoing problem. IEEE Trans. Robotics Autom. Alessandro Astolfi, Liu Hsu, Mariana S. Netto, Romeo Ortega
2001	A*	`conf`	A Solution to the Adaptive Visual Servoing Problem. ICRA Alessandro Astolfi, Liu Hsu, Mariana S. Netto, Romeo Ortega
2001	—	`conf`	Adaptive control of multivariable systems with reduced prior knowledge. CDC Romeo Ortega, Liu Hsu, Alessandro Astolfi
2001	—	`conf`	Adaptive visual tracking for motions on smooth surfaces. CDC Liu Hsu, Alessandro R. L. Zachi, Fernando C. Lizarralde
2001	—	`conf`	Experimental results on smooth sliding control of uncertain systems. CDC Alessandro Jacoud Peixoto, Fernando C. Lizarralde, Liu Hsu
2001	C	`conf`	Lyapunov-based adaptive control of MIMO systems. ACC Liu Hsu, Ramon R. Costa, Alvaro K. Imai, Petar V. Kokotovic
2001	—	`conf`	Model-reference sliding mode control of uncertain multivariable systems. CDC Liu Hsu, José Paulo Vilela Soares da Cunha, Ramon R. Costa
2001	—	`conf`	Multivariable MRAC using high frequency gain matrix factorization. CDC Alvaro K. Imai, Ramon R. Costa, Liu Hsu, Gang Tao, Petar V. Kokotovic
2000	J	`jnl`	Dynamic positioning of remotely operated underwater vehicles. IEEE Robotics Autom. Mag. Liu Hsu, Ramon R. Costa, Fernando C. Lizarralde, José Paulo Vilela Soares da Cunha
2000	J	`jnl`	Dynamic positioning of remotely operated underwater vehicles. IEEE Robotics Autom. Mag. Liu Hsu, Ramon R. Costa, Fernando C. Lizarralde, José Paulo Vilela Soares da Cunha
2000	C	`conf`	Stable adaptive visual servoing for moving targets. ACC Liu Hsu, Ramon R. Costa, Paulo L. S. Aquino
1999	J	`jnl`	A globally convergent frequency estimator. IEEE Trans. Autom. Control. Liu Hsu, Romeo Ortega, Gilney Damm
1999	A*	`conf`	Passive Arm Based Dynamic Positioning System for Remotely Operated Underwater Vehicles. ICRA Liu Hsu, Ramon R. Costa, Fernando C. Lizarralde, José Paulo Vilela Soares da Cunha
1998	J	`jnl`	Comments and further results regarding "On variable structure output feedback controllers". IEEE Trans. Autom. Control. Liu Hsu, Fernando C. Lizarralde
1997	J	`jnl`	New results on output-feedback variable structure model-reference adaptive control: design and stability analysis. IEEE Trans. Autom. Control. Liu Hsu, Fernando C. Lizarralde, Aldayr Dantas de Araújo
1994	J	`jnl`	Analysis and design of I/O based variable structure adaptive control. IEEE Trans. Autom. Control. Liu Hsu, Aldayr Dantas de Araújo, Ramon R. Costa
1993	—	`conf`	Variable Structure Adaptive Cascade Control of Multi-Link Robot Manipulators with Flexible Joints: The Case of Arbitrary Uncertain Flexibilities. ICRA (2) Liu Hsu, Raul Guenther
1992	J	`jnl`	Automated synthesis of decentralized tuning regulators for systems with measurable DC gain. Autom. Liu Hsu, Maria Chan, Amit Bhaya
1979	J	`jnl`	Stability of nonlinear systems: A structural approach. Autom. Eugenius Kaszkurewicz, Liu Hsu