Wang, Caiyun, Shumin Zhang, and He Li. “Degree Based Topological Indices of Subdivision Graph”. Discontinuity, Nonlinearity, and Complexity 11, no. 2 (June 1, 2022): 337–342. Accessed October 17, 2026. https://lhscientificpublishing.com/index.php/DNC/article/view/1721.