%0 Journal Article %A V. N. Aref'ev %T On the smoothness of the solutions of second-order parabolic equations with discontinuous coefficients %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1987 %P 11-19 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1987_5_a1/ %G ru %F IVM_1987_5_a1