Al-Surmi, Najeeb Yahia, Mohamed Nour-Eldin Farid Hamad, and Sama Mohamed El-Sayed. “Effect of Type of Colorant on the Physicochemical Properties of Ras Cheese and Its Whey”. PSM Microbiology 6, no. 4 (December 20, 2021): 108–124. Accessed February 20, 2026. https://psmjournals.org/index.php/microbiol/article/view/596.