Khodijah Islamiah Marulafau, Dyah Palupiningtyas, and Tri Maryani. “Optimizing Food Cost Management: A Case Study at Patra Cirebon Hotel & Convention”. International Journal of Educational and Life Sciences 2, no. 5 (June 1, 2024): 418–435. Accessed May 25, 2026. http://journal.multitechpublisher.com/index.php/ijels/article/view/1825.