%0 Journal Article %A A. G. Perevozchikov %T Grades construction methods over the inequalities relations kernels %J Matematičeskoe modelirovanie %D 1990 %P 132-140 %V 2 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM_1990_2_6_a13/ %G ru %F MM_1990_2_6_a13