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@article{DE_1973_9_7_a2, author = {N. I. Vasilyev and Yu. A. Klokov}, title = {The solvability of boundary value problems in the small}, journal = {Differencialʹnye uravneni\^a}, pages = {1187--1194}, publisher = {mathdoc}, volume = {9}, number = {7}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1973_9_7_a2/} }
N. I. Vasilyev; Yu. A. Klokov. The solvability of boundary value problems in the small. Differencialʹnye uravneniâ, Tome 9 (1973) no. 7, pp. 1187-1194. http://geodesic.mathdoc.fr/item/DE_1973_9_7_a2/