%0 Journal Article %A L. G. Krolik %A V. O. Lukashevich %T Production of $n$-semidine by the action of an acid on 1,2'-hydrazonaphthalene %J Doklady Akademii Nauk %D 1960 %P 1139-1142 %V 135 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_135_5_a32/ %G ru %F DAN_1960_135_5_a32