%0 Journal Article %A Yu. P. Razmyslov %T Trace identities and central polynomials in the matrix superalgebras $M_{n,k}$ %J Sbornik. Mathematics %D 1987 %P 187-206 %V 56 %N 1 %U http://geodesic.mathdoc.fr/item/SM_1987_56_1_a11/ %G en %F SM_1987_56_1_a11