Hadidi, A., and O. elkhir Hammouda. “Towards Activating the Role of Cash Waqf in Achieving the Economic and Social Return in Algeria (Survey Study of a Sample of Specialists)”. Dirassat Journal Economic Issue, Vol. 11, no. 1, Jan. 2020, pp. 431-52, doi:10.34118/djei.v11i1.109.