A. N. Atassi and H. K. Khalil, A separation principle for the stabilization of a class of nonlinear systems, IEEE Transactions on Automatic Control, vol.44, issue.9, pp.1672-1687, 1999.
DOI : 10.1109/9.788534

G. Besançon and H. Hammouri, On Observer Design for Interconnected Systems, Journal of Mathematical Systems, Estimation and Control, vol.8, issue.4, 1998.

G. Besançon, A viewpoint on Observability and Observer Design for Nonlinear Systems, New Directions in Nonlinear Observer Design, Lecture Notes in Control and information Sciences, issue.244, 1999.

. Blaschke, The principle of eld orientation applied to the new transvector closed-loop control system for rotating eld machines, Siemens-Rev, vol.39, p.217220, 1972.

C. Canudas-de-wit, A. Youssef, J. P. Barbot, P. Martin, and F. Malrait, Observability conditions of induction motors at low frequencies, Proceedings of the 39th IEEE Conference on Decision and Control (Cat. No.00CH37187), 2000.
DOI : 10.1109/CDC.2000.914093

J. Chiasson, Modeling and High-Performance Control of Electric Machines, IEEE Series on Power Engineering, 2005.
DOI : 10.1002/0471722359

M. Feemster, P. Aquino, D. M. Dawson, and A. Behal, Sensorless rotor velocity tracking control for induction motors, IEEE Transactions on Control Systems Technology, vol.9, issue.4, p.645653, 2001.
DOI : 10.1109/87.930976

M. Ghanes, J. Deleon, and A. Glumineau, Observability Study and Observer-Based Interconnected Form for Sensorless Induction Motor, Proceedings of the 45th IEEE Conference on Decision and Control, 2006.
DOI : 10.1109/CDC.2006.376711

J. Holtz, Sensorless Control of Induction Machines—With or Without Signal Injection?, IEEE Transactions on Industrial Electronics, vol.53, issue.1, pp.7-30, 2006.
DOI : 10.1109/TIE.2005.862324

S. Ibarra-rojas, J. Moreno, and G. Espinosa, Global observability analysis of sensorless induction motors, Automatica, vol.40, issue.6, p.10791085, 2004.
DOI : 10.1016/j.automatica.2004.01.020

M. Jankovic, Adaptive nonlinear output feedback tracking with a partial high-gain observer and backstepping, IEEE Transactions on Automatic Control, vol.42, issue.1, pp.106-113, 1997.
DOI : 10.1109/9.553693

H. Kubota and K. Matsuse, Speed sensorless led-oriented control of induction motor with rotor resistance adaptation, IEEE Transactions on Industry Applications, vol.30, issue.5, p.344348, 1994.

V. Laskhmikanthan, S. Leila, and A. A. Martynyuk, Practical stability of nonlinear systems, pp.978-9810203566, 1990.

Y. C. Lin, L. C. Fu, and C. Y. Tsai, Non-linear sensorless indirect adaptive speed control of induction motor with unknown rotor resistance andload, International Journal of Adaptive Control and Signal Processing, vol.14, p.109140, 2000.

R. Marino, P. Tomei, and C. M. Verrelli, A nonlinear tracking control for sensorless induction motors Automatica, pp.1071-1077, 2005.

R. Marino, P. Tomei, and C. M. Verrelli, A nonlinear tracking control for sensorless induction motors with uncertain load torque Inter, J. of Adaptive Contr. and Signal Processing, 2007.

S. Montanari, A. Peresada, and . Tilli, A speed-sensorless indirect field-oriented control for induction motors based on high gain speed estimation, Automatica, vol.42, issue.10, pp.1637-1650, 2006.
DOI : 10.1016/j.automatica.2006.05.021

S. Peresada, A. Tonielli, and R. Morici, High-performance indirect field-oriented output-feedback control of induction motors, Automatica, vol.35, issue.6, pp.1033-1047, 1999.
DOI : 10.1016/S0005-1098(99)00003-5

E. Panteley and A. Loria, On global uniform asymptotic stability of cascade time-varying systems in cascasde, Systems and Control Letters, p.131138, 1998.

H. Tajima and Y. Hori, Speedsensorless eld-orientation control of the induction machine, IEEE Transactions on Industry Applications, vol.29, issue.1, p.175180, 1993.

V. I. Utkin, Sliding Modes in Control Optimization, 1992.
DOI : 10.1007/978-3-642-84379-2

I. Zein, Extended Filter Kalman and Luenberger Observer Application to Control of Induction Motor, 2000.