غبيبي عبد الواحد. Aspects of sustainable development in Moroccan companies, the Case of the cherifien group of phosphates referred to as OCP. Ibn Khaldoun Journal for Studies and Researches, فلسطين, v. 2, n. 4, 2023. DOI: 10.56989/benkj.v2i4.427. Disponível em: https://benkjournal.com/benkj/article/view/427. Acesso em: 13 jun. 2026.