%0 Journal Article %A M. M. Botvinik %A S. M. Avaeva %T Properties of $\mathrm{O}$-peptides of $\beta$-hydroxyamino acids. The fermentative production of peptides from %J Doklady Akademii Nauk %D 1957 %P 1053-1055 %V 112 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_112_6_a18/ %G ru %F DAN_1957_112_6_a18