%0 Journal Article %A I. Ya. Postovskii %A G. B. Afanas'ev %T Reactions involving a nucleophile addition of benzo-$\alpha$-phenoxazinone-9 and the chloride of %J Doklady Akademii Nauk %D 1963 %P 612-615 %V 153 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1963_153_3_a30/ %G ru %F DAN_1963_153_3_a30