%0 Journal Article %A I. I. Antipova-Karataeva %T Absorption spectra of alum solutions and isomorphous crystals, as related to chromium content %J Doklady Akademii Nauk %D 1957 %P 90-92 %V 112 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_112_1_a23/ %G ru %F DAN_1957_112_1_a23