Shiu, W.C., R. Santrin Sabibha, P. Jeyanthi, K. Jeya Daisy, and G.C. Lau. “Bijective Product and Product Square K-Cordial Labeling of Graphs”. Jordan Journal of Mathematics and Statistics 17, no. 3 (October 29, 2024). Accessed November 21, 2024. https://jjms.yu.edu.jo/index.php/jjms/article/view/442.