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@article{DE_1979_15_1_a18, author = {A. Hasanov}, title = {Problems with nonlocal boundary conditions for a class of equations of mixed type}, journal = {Differencialʹnye uravneni\^a}, pages = {153--158}, publisher = {mathdoc}, volume = {15}, number = {1}, year = {1979}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1979_15_1_a18/} }
A. Hasanov. Problems with nonlocal boundary conditions for a class of equations of mixed type. Differencialʹnye uravneniâ, Tome 15 (1979) no. 1, pp. 153-158. http://geodesic.mathdoc.fr/item/DE_1979_15_1_a18/