Quasimonotonicity of Separable Operators and Monotonicity Indices. - Jean-Pierre Crouzeix; Abdelhak Hassouni (SIAM J. Optim., 1994)

Positive Subdefinite Matrices, Generalized Monotonicity, and Linear Complementarity Problems. - Jean-Pierre Crouzeix; Abdelhak Hassouni; A. Lahlou; Siegfried Schaible (SIAM J. Matrix Anal. Appl., 2000)

Quasi-convex functions and applications to optimality conditions in nonlinear programming. - Abdelhak Hassouni; Abdessamad Jaddar (Appl. Math. Lett., 2001)

A Short Note on the Twice Differentiability of the Marginal Function of a Convex Function. - Jean-Pierre Crouzeix; Abdelhak Hassouni; Eladio Ocaña (J. Optim. Theory Appl., 2023)