Pandiselvi, L., S. Navaneethakrishnan, A.Nellai Murugan, and A. Nagarajan. “Star Related V4 Cordial Graphs”. International Journal Of Mathematics And Computer Research 4, no. 10 (October 7, 2016): 1610-1621. Accessed October 23, 2026. https://mail.ijmcr.in/index.php/ijmcr/article/view/73.