%0 Journal Article %A K. Sh. Karaev %A N. G. Furmanova %A N. V. Belov %T On crystal- and molecular structure of photochromic spiropyrane, %J Doklady Akademii Nauk %D 1982 %P 877-880 %V 262 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1982_262_4_a24/ %G ru %F DAN_1982_262_4_a24