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@article{PIM_1980_N_S_27_41_a10, author = {Ivan Gutman}, title = {Characteristics {And} {Maching} {Polynomials} {Of} {Some} {Compound} {Graphs}}, journal = {Publications de l'Institut Math\'ematique}, pages = {61 }, publisher = {mathdoc}, volume = {_N_S_27}, number = {41}, year = {1980}, url = {http://geodesic.mathdoc.fr/item/PIM_1980_N_S_27_41_a10/} }
Ivan Gutman. Characteristics And Maching Polynomials Of Some Compound Graphs. Publications de l'Institut Mathématique, _N_S_27 (1980) no. 41, p. 61 . http://geodesic.mathdoc.fr/item/PIM_1980_N_S_27_41_a10/