Bushra Al-Haddad, Mervat Chuman, and Rafa Kouki. “CLEARANCE PROCESS AND ITS EFFECT ON THE SUPPLY CHAIN PERFORMANCE IN JEDDAH PORT”. PalArch’s Journal of Archaeology of Egypt / Egyptology, vol. 18, no. 12, Apr. 2021, pp. 31-39, https://archives.palarch.nl/index.php/jae/article/view/7843.