%0 Journal Article %A B. V. Aleksiev %A Ch. P. Ivanov %A Iv. N. Iukhnovski %T Stability and spectroscopic properties of the intermediate products formed in the nitration of certain 2,3-di-substituted indones %J Doklady Akademii Nauk %D 1963 %P 89-92 %V 150 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1963_150_1_a22/ %G ru %F DAN_1963_150_1_a22