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@article{DAN_1963_149_5_a6, author = {G. S. Litvinchuk}, title = {On the index and normal solvability of a class of functional equations}, journal = {Doklady Akademii Nauk}, pages = {1029--1032}, publisher = {mathdoc}, volume = {149}, number = {5}, year = {1963}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1963_149_5_a6/} }
G. S. Litvinchuk. On the index and normal solvability of a class of functional equations. Doklady Akademii Nauk, Tome 149 (1963) no. 5, pp. 1029-1032. http://geodesic.mathdoc.fr/item/DAN_1963_149_5_a6/