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@article{DE_1988_24_9_a13, author = {V. V. Mityushev}, title = {The heat equation and the wave equation on graphs}, journal = {Differencialʹnye uravneni\^a}, pages = {1591--1599}, publisher = {mathdoc}, volume = {24}, number = {9}, year = {1988}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1988_24_9_a13/} }
V. V. Mityushev. The heat equation and the wave equation on graphs. Differencialʹnye uravneniâ, Tome 24 (1988) no. 9, pp. 1591-1599. http://geodesic.mathdoc.fr/item/DE_1988_24_9_a13/