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@article{DAN_1962_146_2_a1, author = {Yu. E. Alenitsyn}, title = {Some extremal properties of functions multivalent in multiply-connected domains}, journal = {Doklady Akademii Nauk}, pages = {267--269}, publisher = {mathdoc}, volume = {146}, number = {2}, year = {1962}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1962_146_2_a1/} }
Yu. E. Alenitsyn. Some extremal properties of functions multivalent in multiply-connected domains. Doklady Akademii Nauk, Tome 146 (1962) no. 2, pp. 267-269. http://geodesic.mathdoc.fr/item/DAN_1962_146_2_a1/