Elhidaoui, S. ., K. . Benhida, S. . Elfezazi, and N. H. Y. . Azougagh. “Supply Chain Modeling and Green Supply Chain: Literature Revue”. International Journal of Sciences: Basic and Applied Research (IJSBAR), vol. 49, no. 1, Jan. 2020, pp. 43-61, https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/10666.