%0 Journal Article %A L. I. Volkovyskii %T Investigation of the type problem for a simply connected Riemann surface %J Informatics and Automation %D 1950 %P 3-171 %V 34 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1950_34_a0/ %G ru %F TRSPY_1950_34_a0