%0 Journal Article %A Yu. A. Zhdanov %A G. V. Bogdanova %A V. G. Zolotukhina %T Condensation of al-sugars with 4-oxycoumarin %J Doklady Akademii Nauk %D 1964 %P 917-918 %V 157 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_157_4_a28/ %G ru %F DAN_1964_157_4_a28