Strengthened Cauchy-Bunyakowski-Schwarz inequality for a three-dimensional elasticity system. - Boujemâa Achchab; Owe Axelsson; L. Laayouni; Ali Souissi (Numer. Linear Algebra Appl., 2001)

Optimized Domain Decomposition Methods for the Spherical Laplacian. - Sébastien Loisel; J. Côté; Martin J. Gander; L. Laayouni; A. Qaddouri (SIAM J. Numer. Anal., 2010)