Competition of plasmid-bearing and plasmid-free organisms in a chemostat: A study of bifurcation phenomena. - Khalid Alhumaizi; Abeer Alwan; Abdelhamid Ajbar (Math. Comput. Model., 2006)

On the dynamics of biodegradation of wastewater in aerated continuous bioreactors. - Abdelhamid Ajbar; Malik AlAhmad; Emad Ali (Math. Comput. Model., 2011)

Dynamics of a COVID-19 Model with a Nonlinear Incidence Rate, Quarantine, Media Effects, and Number of Hospital Beds. - Abdelhamid Ajbar; Rubayyi T. Alqahtani; Mourad Boumaza (Symmetry, 2021)