@ARTICLE{
author={Basic Milan,Jovanovic Irena M,Sepehr Marzie,Rad Nader Jafari},
year={2026},
title={On extremal Sombor index of bipartite graphs with given order and diameter},
journal={FILOMAT},
volume={40},
number={4},
pages={1513-1539},
document_type={Article},
} 

@ARTICLE{
author={Rad Nader Jafari,Jahanbani Akbar,Gutman Ivan},
year={2018},
title={Zagreb Energy and Zagreb Estrada Index of Graphs},
journal={MATCH-COMMUNICATIONS IN MATHEMATICAL AND IN COMPUTER CHEMISTRY},
volume={79},
number={2},
pages={371-386},
document_type={Article},
}