Vol. 4 No. 4 (2002) Published: 2002-12-31 Articles Back To Some Fundamental Problems Of System Theory 5-15 Toma Leonida Dragomir PDF On The Non-Fragile Robust Controller Design 16-22 Dan Popescu PDF Exploring The Componentwise Absolute Stability Of Endemic Epidemic Systems Via SIR Models 23-28 Mihail Voicu, Octavian Pastravanu PDF Handling Modelling Uncertainty In Fault Detection And Isolation Systems 29-46 Paul M. Frank PDF Modeling And Analysis Of Discrete-Time Hybrid Systems 47-56 Monika Kurovszky, Hassane Alla PDF