%0 Journal Article %A V. V. Ershov %A A. N. Kost %A È. B. Evreinova %T The splitting of pyrazoline rings by the acylation %J Doklady Akademii Nauk %D 1957 %P 813-816 %V 113 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_113_4_a20/ %G ru %F DAN_1957_113_4_a20