56 citations · 156 across the 13 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.DM2015
On structural properties of trees with minimal atom-bond connectivity index II
Darko Dimitrov
The {\em atom-bond connectivity (ABC) index} is a degree-based graph topological index that found chemical applications. The problem of complete characterization of trees with mini…