%0 Journal Article %A F. M. Malyshev %T On closed subsets of roots and cohomology of regular subalgebras %J Sbornik. Mathematics %D 1977 %P 125-135 %V 33 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1977_33_1_a6/ %G en %F SM_1977_33_1_a6