TY - JOUR AU - V. G. Zvyagin AU - N. M. Ratiner TI - Oriented degree of Fredholm maps: finite-dimensional reduction method JO - Contemporary Mathematics. Fundamental Directions PY - 2012 SP - 3 EP - 171 VL - 44 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMFD_2012_44_a0/ LA - ru ID - CMFD_2012_44_a0 ER -