Al-fartoossy, Riyadh, AllaEldin Kassam, and Sawsan Sabih. 2018. “Study on the Criticism of the Safety Stock in Supply Chain Environment”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 40 (2):38-47. https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/9065.