@article{BASS_2018_43_a1,
     author = {Ivan Gutman and Tam\'as R\'eti},
     title = {Note on {Irregular} {Graphs}},
     journal = {Bulletin de l'Acad\'emie serbe des sciences. Classe des sciences math\'ematiques et naturelles},
     pages = {5 },
     publisher = {mathdoc},
     volume = {43},
     year = {2018},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BASS_2018_43_a1/}
}