%0 Journal Article %A V. L. Murskii %T On the proportion of closed classes without a finite basis of identities %J Doklady Akademii Nauk %D 1987 %P 1054-1057 %V 293 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1987_293_5_a6/ %G ru %F DAN_1987_293_5_a6