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@article{DAN_1966_170_6_a4, author = {A. O. Kravitsky}, title = {Expansion in a series of eigenfunctions of a nonself-adjoint boundary value problem}, journal = {Doklady Akademii Nauk}, pages = {1255--1258}, publisher = {mathdoc}, volume = {170}, number = {6}, year = {1966}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1966_170_6_a4/} }
A. O. Kravitsky. Expansion in a series of eigenfunctions of a nonself-adjoint boundary value problem. Doklady Akademii Nauk, Tome 170 (1966) no. 6, pp. 1255-1258. http://geodesic.mathdoc.fr/item/DAN_1966_170_6_a4/