V. R. Kulli. “Atom Bond Sum Connectivity Downhill and Multiplicative Atom Bond Sum Connectivity Downhill Indices of Graphs”. International Journal of Mathematics And its Applications 13, no. 3 (November 4, 2025): 187–196. Accessed November 18, 2025. https://ijmaa.in/index.php/ijmaa/article/view/1632.