TY - JOUR AU - CHEN, YUQING AU - O'REGAN, DONAL TI - GENERALIZED DEGREE THEORY FOR SEMILINEAR OPERATOR EQUATIONS JO - Glasgow mathematical journal PY - 2006 SP - 65 EP - 73 VL - 48 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089505002879/ DO - 10.1017/S0017089505002879 ID - 10_1017_S0017089505002879 ER -