%0 Journal Article %A G. N. Dorofeenko %A G. V. Lazur'evskii %A G. I. Zhungietu %T The synthesis of pyrylium salts by the condensation of oxymethylenecyclohexanone with ketones %J Doklady Akademii Nauk %D 1965 %P 355-357 %V 161 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1965_161_2_a23/ %G ru %F DAN_1965_161_2_a23