A separation principle for the stabilization of a class of nonlinear systems. - Ahmad N. Atassi; Hassan K. Khalil (IEEE Trans. Autom. Control., 1999)

Regulation of a nonholonomic dynamic wheeled mobile robot with parametric modeling uncertainty using Lyapunov functions. - António Pedro Aguiar; Ahmad N. Atassi; António M. Pascoal (CDC, 2000)

A separation principle for the control of a class of nonlinear systems. - Ahmad N. Atassi; Hassan K. Khalil (IEEE Trans. Autom. Control., 2001)