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1. How to compute the M-polynomial of (chemical) graphs Emeric Deutsch, Sandi Klavžar, Gašper Domen Romih, 2023, original scientific article Keywords: M-polynomial, chemical graph, planar graph |
2. The $\sigma$-irregularity of chemical trees Žana Kovijanić-Vukićević, Goran Popivoda, Saša Vujošević, Riste Škrekovski, Darko Dimitrov, 2024, original scientific article Keywords: irregularity of a graph, $\sigma$-irregularity index, chemical trees with extremal irregularity |