F. Yang and R. W. Wilde, Observers for linear systems with unknown inputs, IEEE Transactions on Automatic Control, vol.33, issue.7, pp.677-681, 1988.
DOI : 10.1109/9.1278

Y. P. Guan and M. Saif, A novel approach to the design of unknown input observers, IEEE Transactions on Automatic Control, vol.36, issue.5, pp.632-635, 1991.
DOI : 10.1109/9.76372

M. Hou and P. C. Müller, Design of observers for linear systems with unknown inputs, IEEE Transactions on Automatic Control, vol.37, issue.6, pp.871-875, 1992.
DOI : 10.1109/9.256351

M. Darouach, M. Zasadzinski, and S. J. Xu, Full-order observers for linear systems with unknown inputs, IEEE Transactions on Automatic Control, vol.39, issue.3, pp.606-609, 1994.
DOI : 10.1109/9.280770

URL : https://hal.archives-ouvertes.fr/hal-00098125

V. L. Syrmos, Computational observer design techniques for linear systems with unknown inputs using the concept of transmission zeros, IEEE Transactions on Automatic Control, vol.38, issue.5, pp.790-794, 1993.
DOI : 10.1109/9.277248

V. L. Syrmos, Disturbance decoupling using constrained Sylvester equations, IEEE Transactions on Automatic Control, vol.39, issue.4, pp.797-803, 1994.
DOI : 10.1109/9.286255

V. L. Syrmos and F. L. Lewis, Coupled and constrained sylvester equations in system design, Circuits, Systems, and Signal Processing, vol.37, issue.6, pp.663-694, 1994.
DOI : 10.1007/BF02523122

M. El-tohami, V. Lovass-nagy, and R. Mukundan, On the design of observers for generalized state space systems using singular value decomposition, International Journal of Control, vol.26, issue.3, pp.673-683, 1983.
DOI : 10.1080/00207178308933101

M. El-tohami, V. Lovass-nagy, and D. L. Powers, On input function observers for generalized state-space systems, International Journal of Control, vol.2, issue.5, pp.903-922, 1984.
DOI : 10.1109/TAC.1981.1102763

M. Verhaegen and P. M. Van-dooren, A reduced order observer for descriptor systems, Systems & Control Letters, vol.8, issue.1, pp.29-37, 1986.
DOI : 10.1016/0167-6911(86)90026-5

B. Shafai and R. L. , Design of a minimal-order observer for singular systems, International Journal of Control, vol.8, issue.3, pp.1075-1081, 1987.
DOI : 10.1109/TAC.1981.1102699

M. M. Fahmy and J. O. Reilly, Observers for descriptor systems, International Journal of Control, vol.49, issue.6, 1989.
DOI : 10.1109/TAC.1981.1102699

L. Dai, Observers for discrete singular systems, IEEE Transactions on Automatic Control, vol.33, issue.2, pp.187-191, 1988.
DOI : 10.1109/9.387

P. N. Paraskevopoulos and F. N. Kounboulis, Observers for singular systems, IEEE Transactions on Automatic Control, vol.37, issue.8, pp.1211-1215, 1992.
DOI : 10.1109/9.151109

L. Dai, Singular Control Systems, 1989.
DOI : 10.1007/BFb0002475

M. Darouach and M. Boutayeb, Design of observers for descriptor systems, IEEE Transactions on Automatic Control, vol.40, issue.7, pp.1323-1327, 1995.
DOI : 10.1109/9.400467

URL : https://hal.archives-ouvertes.fr/hal-00922599

P. C. Müller and M. Hou, On the observer design for descriptor systems, IEEE Transactions on Automatic Control, vol.38, issue.11, pp.1666-1671, 1993.
DOI : 10.1109/9.262038

C. W. Yang and H. L. Tan, Observer design for singular systems with unknown inputs, International Journal of Control, vol.49, issue.6, pp.1937-1946, 1989.
DOI : 10.1109/TAC.1975.1101076

P. N. Paraskevopoulos, F. N. Koumboulis, K. G. Tzierakis, and G. E. Panagiotakis, Observer design for generalized state space systems with unknown inputs, Systems & Control Letters, vol.18, issue.4, pp.309-321, 1992.
DOI : 10.1016/0167-6911(92)90061-V

M. Hou and P. C. Muller, Observer for linear descriptor systems with unknown inputs, Automatisierungstechnic, pp.220-227, 1992.