Shrivastava, G, and H Patidar. “Design and Implementation of Doctor Scheduling System Using Graph Coloring and Backtracking Approach”. International Journal of Computer Sciences and Engineering 7, no. 1 (January 31, 2019): 438–442. Accessed February 2, 2026. https://ijcse.isroset.org/index.php/j/article/view/4117.