%0 Journal Article %A S. V. Rychkov %T On~sheaves and cosheaves of modules over Boolean algebras %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1987 %P 231-232 %V 42 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1987_42_3_a18/ %G en %F RM_1987_42_3_a18