%0 Journal Article %A A. D. Rakcheev %T A new spectrophotometric set-up for the study of microcrystals %J Doklady Akademii Nauk %D 1960 %P 758-761 %V 130 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_130_4_a9/ %G ru %F DAN_1960_130_4_a9