TY - JOUR AU - Hermann Sohr TI - A new perturbation criterion for two nonlinear m-accretive operators with applications to semilinear equations. JO - Journal für die reine und angewandte Mathematik PY - 1982 SP - 1 EP - 11 VL - 333 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JRAM_1982__333_152436/ ID - JRAM_1982__333_152436 ER -