Semi-infinite discounted Markov decision processes: Policy improvement and singular perturbations. - Mohammed Abbad; Khalid Rahhali (Math. Methods Oper. Res., 2001)

Semi-infinite weighted Markov decision processes with perturbation. - Mohammed Abbad; Khalid Rahhali (Math. Methods Oper. Res., 2004)

Optimal content caching for epidemic routing in Delay Tolerant Networks. - Ahmed El Ouadrhiri; Khalid Rahhali; Mohamed El-Kamili; Mohammed Abbad (WINCOM, 2016)