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@article{DAN_1969_188_3_a9, author = {V. I. Popov}, title = {L.\,S.~Pontrjagin's maximum principle in the theory of univalent functions}, journal = {Doklady Akademii Nauk}, pages = {532--534}, publisher = {mathdoc}, volume = {188}, number = {3}, year = {1969}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1969_188_3_a9/} }
V. I. Popov. L.\,S.~Pontrjagin's maximum principle in the theory of univalent functions. Doklady Akademii Nauk, Tome 188 (1969) no. 3, pp. 532-534. http://geodesic.mathdoc.fr/item/DAN_1969_188_3_a9/