S. Baskaran, and A.M. Shahul Hameed. “On Total Dominator Coloring of Middle Graph, Total Graph and Shadow Graph”. Malaya Journal of Matematik 9, no. 01 (January 1, 2021): 731–734. Accessed November 24, 2024. https://www.malayajournal.org/index.php/mjm/article/view/1122.