%0 Journal Article %A G. Ya. Vanag %A R. A. Zhagat %T Colour reaction for hydrazine and the substances that liberate hydrazine %J Doklady Akademii Nauk %D 1960 %P 362-363 %V 133 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_133_2_a26/ %G ru %F DAN_1960_133_2_a26