%0 Journal Article %A L. N. Akimova %T The action of hydrazine on the $\mathrm{N}$-acyl and $\mathrm{N}$-aminoacyl derivatives of diketopiperazines %J Doklady Akademii Nauk %D 1957 %P 1047-1049 %V 112 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_112_6_a16/ %G ru %F DAN_1957_112_6_a16