A Causality-based Semantics for UML Sequence Diagrams. - Omar Tahir; Christophe Sibertin-Blanc; Janette Cardoso (IASTED Conf. on Software Engineering, 2005)

Interpretation of UML Sequence Diagrams as Causality Flows. - Christophe Sibertin-Blanc; Omar Tahir; Janette Cardoso (ISSADS, 2005)

A Collaborative Information System Architecture for Process-Based Crisis Management. - Omar Tahir; Eric Andonoff; Chihab Hanachi; Christophe Sibertin-Blanc; Frédérick Bénaben; Vincent Chapurlat; Thomas Lambolais (KES (3), 2008)

Ambiguity and structural properties of basic sequence diagrams. - Christophe Sibertin-Blanc; Nabil Hameurlain; Omar Tahir (Innov. Syst. Softw. Eng., 2008)

Extensible Embedded Hardware Description Languages with Compilation, Simulation and Verification. - Omar Tahir; Wayne Luk; Nicolas Wu (HEART, 2023)