%0 Journal Article %A M. A. Simonov %A Yu. K. Egorov-Tismenko %A N. V. Belov %T More precise definition of the structure of uralborite %J Doklady Akademii Nauk %D 1977 %P 822-825 %V 234 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1977_234_4_a22/ %G ru %F DAN_1977_234_4_a22