1.
Xu, Kexiang, Trinajstic, Nenad. Hyper-Wiener and Harary indices of graphs with cut edges. A Canadian journal of applied mathematics, computer science and statistics [Internet]. 2011 Jun. 9 [cited 2026 May 8];85. Available from: https://utilitasmathematica.com/index.php/Index/article/view/790