Simplicity and stability of the first eigenvalue of a nonlinear elliptic system. - Abdelouahed El Khalil; Said El Manouni; Mohammed Ouanan (Int. J. Math. Math. Sci., 2005)

A convergence analysis of the Adomian decomposition method for an abstract Cauchy problem of a system of first-order nonlinear differential equations. - Lazhar Bougoffa; Randolph C. Rach; Said El Manouni (Int. J. Comput. Math., 2013)

A bifurcation and multiplicity result for a critical growth elliptic problem. - Said El Manouni; Kanishka Perera (Appl. Math. Lett., 2025)