%0 Journal Article %A B. P. Fabrichnyl %A I. F. Shalavina %A Ya. L. Gol'dfarb %T A new synthesis of 2,3,4,5-tetradehydrobiotin %J Doklady Akademii Nauk %D 1965 %P 120-123 %V 162 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1965_162_1_a28/ %G ru %F DAN_1965_162_1_a28