%0 Journal Article %A Yu. A. Arbuzov %A Yu. A. Ovchinnikov %T The synthesis of 3-oxypyrrolidine and 3-oxythiophane %J Doklady Akademii Nauk %D 1957 %P 813-816 %V 117 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_117_5_a22/ %G ru %F DAN_1957_117_5_a22