%0 Journal Article %A V. V. Dolotin %T Algebraic Structure of the Space of Homotopy Classes of Cycles and Singular Homology %J Informatics and Automation %D 2004 %P 142-146 %V 246 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_2004_246_a8/ %G ru %F TRSPY_2004_246_a8