[1] Stability and Performance-Robustness Tradeoffs: MIMO Mixed-mu vs Complex-mu Designs, José Vasconcelos, Michael Athans, S. Fekriasl, Carlos Silvestre, Paulo Oliveira, International Journal of Robust and Nonlinear Control, February, DOI: 10.1002/rnc.1299, 2008 – PDF

[2] Robust Multiple Model Adaptive Control (RMMAC): A Case Study, Sajjad Fekri Asl, Michael Athans, António Pascoal, International Journal of Adaptive Control and Signal Processing, Vol. 21, pp. 1-30 , 2007 – PDF

[3] Modeling Dynamics of Cell Population Molecule Expression Distribution, D. Milutinovic, J. Carneiro, Michael Athans, Pedro Lima, Journal of Non-Linear Analysis: Hybrid Systems and Applications, Elsevier, Vol. 1, Issue 1, pp. 81-94, 2007 – PDF

[4] Issues, Progress and New Results in Robust Adaptive Control, Sajjad Fekri Asl, Michael Athans, António Pascoal, International Journal of Adaptive Control and Signal Processing, Vol. 20, pp. 519-579, 2006 – PDF

[1] An Application of the RMMAC Methodology to an Unstable Plant, Vahid Hassani, Michael Athans, António Pascoal, Proc. of MED 2009 - 17th Mediterranean Conference on Control and Automation, Thessaloniki, Greece, 2009

[2] A Performance Based Model-Set Design Strategy for Multiple Model Adaptive Estimation, Vahid Hassani, António Aguiar, António Pascoal, Michael Athans, Proc. of ECC 2009 - European Control Conference, Budapest, Hungary, 2009

[3] Multiple Model Adaptive Estimation and Model Identification using a Minimum Energy Criterion, Vahid Hassani, António Aguiar, Michael Athans, António Pascoal, Proc. of ACC 2009 – American Control Conference, St. Louis, Missouri, 2009 – PDF

[4] Identification and Convergence Analysis of a Class of Continuous-Time Multiple-Model Adaptive Estimators, António Aguiar, Vahid Hassani, António Pascoal, Michael Athans, Proc. of the 17th IFAC World Congress, Seoul, Korea, 2008

[5] Evaluation of the RMMAC/XI Method with Time-Varying Parameters and Disturbance Statistics, Paulo Rosa, Michael Athans, Sajjad Fekri Asl, Carlos Silvestre, Proc. of MED 2007 - 15th Mediterranean Conference on Control and Automation, Athens, Greece, 2007 – PDF

[6] Convergence Properties of a Continuous-Time Multiple-Model Adaptive Estimator, António Aguiar, Michael Athans, António Pascoal, Proc. of ECC2007 - European Control Conference, Kos, Greece, 2007

[7] Further Evaluation of the RMMAC Method with Time-varying Parameters, Paulo Rosa, Michael Athans, Sajjad Fekri Asl, Carlos Silvestre, Proc. of MED 2007 - 15th Mediterranean Conference on Control and Automation, Athens, Greece, 2007 – PDF

[8] Uncertainty vs Performance Tradeoffs in Robust Feedback Control: A MIMO Case Study, José Vasconcelos, Michael Athans, Sajjad Fekri Asl, Carlos Silvestre, Paulo Oliveira, Proc. CDC2006 - 45th IEEE Conference on Decision and Control, San Diego, USA, 2006 – PDF

[9] Issues on robust adaptive feedback control, Michael Athans, Sajjad Fekri Asl, António Pascoal, Invited Plenary Paper, Proc. of 16th IFAC World Congress, Prague, Czech Republic, pp. 9–39, 2005

[10] RMMAC: A Novel Robust Adaptive Control Scheme – Part I: Architecture, Sajjad Fekri Asl, Michael Athans, António Pascoal, Proc. 43rd IEEE Conference on Decision & Control, CDC04, Paradise Island, Bahamas, 2004

[11] RMMAC: A Novel Robust Adaptive Control Scheme – Part II: Performance Evaluation, Sajjad Fekri Asl, Michael Athans, António Pascoal, Proc. 43rd IEEE Conference on Decision & Control, CDC04, Paradise Island, Bahamas, 2004

[12] A New Robust Adaptive Control Method Using Multiple-models, Sajjad Fekri Asl, Michael Athans, António Pascoal, Proc. 12th Mediterranean Conference on Control and Automation, MED’04, Kusadasi, Turkey, 2004

[13] Identification of Mass-Spring-Dashpot Systems using Multiple-Model Adaptive Estimation (MMAE) Algorithms, Sajjad Fekri Asl, Michael Athans, António Pascoal, Proc. MED2003 - 11th Mediterranean Conference on Control and Automation (MED´03), Rhodes, Greece, 2003

[14] A Hybrid Automata Modell of TCR Triggering Dynamics, Dejan Milutinovic, Jorge Carneiro, Michael Athans, Pedro Lima, Proc. of MED2003 - 11th IEEE Mediterranean Conference on Control and Automation, Rhodes, Greece, 2003 – PDF

[15] Biologically Inspired Stochastic Hybrid Control of Multi-Robot Systems, Dejan Milutinovic, Pedro Lima, Michael Athans, Proc. ICAR 2003 - 11th International Conference on Advanced Robotics, University of Coimbra, Portugal, 2003 – PDF

[16] Estimation and Identification of Mass-Spring-Dashpot Systems Using Multiple-Model Adaptive Algorithms, A. Sajjad, Michael Athans, António Pascoal, 2002 ASME International Mechanical Engineering Congress, New Orleans, USA., 2002

[17] System estimation and identification based on multiple-model adaptive algorithms, Sajjad Fekri Asl, Michael Athans, ASME International Mechanical Engineering Congress & Exposition, New Orleans, Louisiana, 2002

[1] RMMAC: A New Robust Adpative Control Strategy , Sajjad Fekri Asl, Michael Athans, António Pascoal, DSORL-ISR Technical Report, 2003

[2] Application of Nonlinear Estimation Theory in TCR Triggering Model Identification, Dejan Milutinovic, Michael Athans, Pedro Lima, Jorge Carneiro, Technical Report RT-401-02, Instituto de Sistemas e Robótica, 2002