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@article{MS_1949__67_3_a4, author = {{\CYRL}.{\CYRI}. {\CYRV}{\cyro}{\cyrl}{\cyrk}{\cyro}{\cyrv}{\cyrery}{\cyrs}{\cyrk}{\cyri}{\cyrishrt}}, title = {{\CYRV}{\cyrl}{\cyri}{\cyrya}{\cyrn}{\cyri}{\cyre} {\cyrs}{\cyrb}{\cyrl}{\cyri}{\cyrzh}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrt}{\cyro}{\cyrch}{\cyre}{\cyrk} {\cyrv}{\cyre}{\cyrt}{\cyrv}{\cyrl}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrn}{\cyra} {\cyrt}{\cyri}{\cyrp} {\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrs}{\cyrv}{\cyrya}{\cyrz}{\cyrn}{\cyro}{\cyrishrt} {\cyrr}{\cyri}{\cyrm}{\cyra}{\cyrn}{\cyro}{\cyrv}{\cyro}{\cyrishrt} {\cyrp}{\cyro}{\cyrv}{\cyre}{\cyrr}{\cyrh}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyri}}, journal = {Matemati\v{c}eskij sbornik}, pages = {415--450}, publisher = {mathdoc}, volume = {67}, number = {3}, year = {1949}, zbl = {0041.41204}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MS_1949__67_3_a4/} }
Л.И. Волковыский. Влияние сближения точек ветвления на тип односвязной римановой поверхности. Matematičeskij sbornik, Tome 67 (1949) no. 3, pp. 415-450. http://geodesic.mathdoc.fr/item/MS_1949__67_3_a4/