A bi-criteria optimization: minimizing the integral value and spread of the fuzzy makespan of job shop scheduling problems. - Omar A. Ghrayeb (Appl. Soft Comput., 2003)

Simulation in Retail: A Case Study for Process Improvement in the Receiving Area. - Marissa A. Vallette; Prajwal Khadgi; Reinaldo J. Moraga; Ehsan Asoudegi; Omar A. Ghrayeb (WSC, 2009)

A hybrid push/pull system in assemble-to-order manufacturing environment. - Omar A. Ghrayeb; Nipa Phojanamongkolkij; Boon Aik Tan (J. Intell. Manuf., 2009)