@conference {CIFA06, title = {Estim}, booktitle = {CIFA 2006}, year = {2006}, note = {In French}, month = {June}, address = {Bordeaux, France}, abstract = {Pour les syst{\`e}mes non-lin{\'e}aires, il est connu que la propri{\'e}t{\'e} de stabilit{\'e} asymptotique est conserv{\'e}e par la structure de cascade. Le pr}, author = {A. Chaillet} }