New bounds on the hyper-Zagreb index for the simple connected graphs. - Suresh Elumalai; Toufik Mansour; Mohammad-Ali Rostami (Electron. J. Graph Theory Appl., 2018)

Some tight bounds for the harmonic index and the variation of the Randić index of graphs. - Hanyuan Deng; Selvaraj Balachandran; Suresh Elumalai (Discret. Math., 2019)

Harary index of bipartite graphs. - Hanyuan Deng; Selvaraj Balachandran; Suresh Elumalai; Toufik Mansour (Electron. J. Graph Theory Appl., 2019)

Open problems on the exponential vertex-degree-based topological indices of graphs. - Kinkar Chandra Das; Suresh Elumalai; Selvaraj Balachandran (Discret. Appl. Math., 2021)

On conjecture of Merrifield-Simmons index. - Kinkar Chandra Das; Suresh Elumalai; Arpita Ghosh; Toufik Mansour (Discret. Appl. Math., 2021)

On the Merrifield-Simmons index of tricyclic graphs. - Kinkar Chandra Das; Suresh Elumalai; Surojit Ghosh; Toufik Mansour (Discret. Appl. Math., 2022)

Smallest ABS index of unicyclic graphs with given girth. - Palaniyappan Nithya; Suresh Elumalai; Selvaraj Balachandran; Sourav Mondal (J. Appl. Math. Comput., 2023)

The minimum Sombor index of trees with given number of pendant vertices. - Venkatesan Maitreyi; Suresh Elumalai; Selvaraj Balachandran; Hechao Liu (Comput. Appl. Math., 2023)

Extremal values of the atom-bond sum-connectivity index in bicyclic graphs. - Kannan Aarthi; Suresh Elumalai; Selvaraj Balachandran; Sourav Mondal (J. Appl. Math. Comput., 2023)

On difference between atom-bond sum-connectivity index and Randić index of graphs. - Kannan Aarthi; Suresh Elumalai; Selvaraj Balachandran; Sourav Mondal (J. Appl. Math. Comput., 2025)

Bounds on inverse sum indeg index of graph operations. - Hanyuan Deng; Selvaraj Balachandran; Suresh Elumalai; S. G. Venkatesh (Ars Comb., 2025)