%0 Journal Article %A A. V. Boyarshinova %T On the space of essential infinitesimal deformations of a manifold over the algebra of $k$-plural numbers %J Trudy Geometricheskogo Seminara %D 1997 %P 7-21 %V 23 %I mathdoc %U http://geodesic.mathdoc.fr/item/KUTGS_1997_23_a1/ %G ru %F KUTGS_1997_23_a1