Indoor wireless data systems channel at 60 GHz modeling by a ray-tracing method. - A. Youssef; J. P. Mon; O. Meynard; H. Nkwawo; Sylvain Meyer; Jean-Claude Leost (VTC, 1994)

Project CellNet: Evolving An Autonomous Pattern Recognizer. - Nawwaf Kharma; Taras Kowaliw; E. Clement; Chris Jensen; A. Youssef; Jie Yao (Int. J. Pattern Recognit. Artif. Intell., 2004)