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@article{DE_1972_8_10_a13, author = {V. N. Sedov}, title = {Weight spaces. {Boundary} conditions}, journal = {Differencialʹnye uravneni\^a}, pages = {1835--1847}, publisher = {mathdoc}, volume = {8}, number = {10}, year = {1972}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1972_8_10_a13/} }
V. N. Sedov. Weight spaces. Boundary conditions. Differencialʹnye uravneniâ, Tome 8 (1972) no. 10, pp. 1835-1847. http://geodesic.mathdoc.fr/item/DE_1972_8_10_a13/