107 citations · 170 across the 7 of their papers we have counts for
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cs.DM2015★ 31 cited
On extremal trees with respect to the -index
Hosam Abdo, Darko Dimitrov, Ivan Gutman
In a study on the structure--dependency of the total -electron energy from 1972, Trinajstić and one of the present authors have shown that it depends on the sums $\sum_{v\in V}d…
cs.DM2011★ 12 cited
On the Zagreb Indices Equality
Hosam Abdo, Darko Dimitrov, Ivan Gutman
For a simple graph with vertices and edges, the first Zagreb index and the second Zagreb index are defined as and $M_2(G)=\sum_{uv\in E}d(…