%0 Journal Article %A D. N. Kursanov %A M. E. Vol'pin %T A new method for the production of tropilium and methyltropilium compounds %J Doklady Akademii Nauk %D 1957 %P 339-342 %V 113 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_113_2_a21/ %G ru %F DAN_1957_113_2_a21