%0 Journal Article %A A. G. Myakishev %T On some ``triangular'' conics %J Matematičeskoe obrazovanie %D 2013 %P 39-57 %V 68 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MO_2013_68_4_a2/ %G ru %F MO_2013_68_4_a2