TY - JOUR AU - N. V. Timofeeva TI - On a~new compactification of moduli of vector bundles on a~surface. IV: Nonreduced moduli JO - Sbornik. Mathematics PY - 2013 SP - 133 EP - 153 VL - 204 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_2013_204_1_a4/ LA - en ID - SM_2013_204_1_a4 ER -