%0 Journal Article %A G. N. Dorofeenko %A V. I. Dulenko %T The synthesis of 1,3-disubstituted 5,6,7,8-tetrahydroisochromylium salts %J Doklady Akademii Nauk %D 1964 %P 361-363 %V 157 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_157_2_a26/ %G ru %F DAN_1964_157_2_a26