Voir la notice de l'article provenant de la source eLibrary of Mathematical Institute of the Serbian Academy of Sciences and Arts
@article{PIM_1986_N_S_39_53_a8, author = {Ivan Gutman}, title = {Some {Relations} for {Graphic} {Polynomials}}, journal = {Publications de l'Institut Math\'ematique}, pages = {55 }, publisher = {mathdoc}, volume = {_N_S_39}, number = {53}, year = {1986}, language = {en}, url = {http://geodesic.mathdoc.fr/item/PIM_1986_N_S_39_53_a8/} }
Ivan Gutman. Some Relations for Graphic Polynomials. Publications de l'Institut Mathématique, _N_S_39 (1986) no. 53, p. 55 . http://geodesic.mathdoc.fr/item/PIM_1986_N_S_39_53_a8/