TY - JOUR AU - V. Volpert AU - B. Ka/xmierczak AU - M. Massot AU - Z. Peradzy/nski TI - Solvability conditions for elliptic problems with non-Fredholm operators JO - Applicationes Mathematicae PY - 2002 SP - 219 EP - 238 VL - 29 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/am29-2-7/ DO - 10.4064/am29-2-7 LA - en ID - 10_4064_am29_2_7 ER -