%0 Journal Article %A L. L. Gordienko %A A. I. Brodskii %T Isotopic exchange of nitrogen in amides of acids %J Doklady Akademii Nauk %D 1960 %P 595-598 %V 134 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_134_3_a22/ %G ru %F DAN_1960_134_3_a22