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@article{DE_1990_26_11_a25, author = {N. G. Dokuchaev}, title = {Solution of boundary value problems on a graph by the operational method}, journal = {Differencialʹnye uravneni\^a}, pages = {2006--2008}, publisher = {mathdoc}, volume = {26}, number = {11}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1990_26_11_a25/} }
N. G. Dokuchaev. Solution of boundary value problems on a graph by the operational method. Differencialʹnye uravneniâ, Tome 26 (1990) no. 11, pp. 2006-2008. http://geodesic.mathdoc.fr/item/DE_1990_26_11_a25/