1. D H Mohammad, The Sombor index and multiplicative Sombor index of some products of graphs (2024), Journal of Communications in Combinatorics and Optimization.

2. D Mohammad, D Ahmed, M Salih, The elliptic Sombor energy of Graphs (2025), Journal of Communications in Combinatorics and Optimization.

Graph Theory, Number Theory, Abstract Algebra.

I have taught undergraduate (B.Sc.) courses in Graph Theory, Linear Algebra, and Abstract Algebra, as well as postgraduate (M.Sc. and Ph.D.) courses in Advanced Abstract Algebra, Algebraic Number Theory, and Algebraic Graph Theory.

Supervised Stage 4 (final-year) undergraduate research projects.

I have worked as a member of several departmental committees, including the Examination Committee, the Organizing Committees for workshops and seminars, and the Bologna Committee.

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