Andriani, Ade Novita, Marian Tonis, and Abdul Zaky. “OPTIMIZATION OF EMERGENCY INSTALLATION DOCTOR PRACTICE SCHEDULING USING GRAPH COLORING METHOD IN PETALA BUMI HOSPITAL RIAU PROVINCE”. Journal of Hospital Administration and Management (JHAM) 3, no. 2 (December 29, 2022): 1–8. Accessed March 29, 2024. https://journal.univawalbros.ac.id/index.php/jham/article/view/269.