The Wiener index of the zero-divisor graph of Zn. - Thangaraj Asir; V. Rabikka (Discret. Appl. Math., 2022)

Wiener index of graphs over rings: a survey. - Thangaraj Asir; V. Rabikka; A. M. Anto; N. Shunmugapriya (AKCE Int. J. Graphs Comb., 2022)