%0 Journal Article %A N. V. Timofeeva %T On a~new compactification of moduli of vector bundles on a~surface. IV: Nonreduced moduli %J Sbornik. Mathematics %D 2013 %P 133-153 %V 204 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_2013_204_1_a4/ %G en %F SM_2013_204_1_a4