Towards query optimization for the data web: disk-based algorithms: trace equivalence and bisimilarity. - Ala' Hawash; Anton Deik; Bilal Farraj; Mustafa Jarrar (ISWSA, 2010)

Compliance aware cross-organization medical record sharing. - Jovan Stevovic; Fabio Casati; Bilal Farraj; Jun Li 008; Hamid R. Motahari Nezhad; Giampaolo Armellin (IM, 2013)