%0 Journal Article %A A. V. Ustinov %T On some cubic equations %J Fundamentalʹnaâ i prikladnaâ matematika %D 2002 %P 263-271 %V 8 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/FPM_2002_8_1_a18/ %G ru %F FPM_2002_8_1_a18