TY - JOUR AU - Chang, K. W. AU - Liu, G. X. TI - Boundary and Angular Layer Behavior in Singularly Perturbed Semilinear Systems JO - Canadian mathematical bulletin PY - 1985 SP - 174 EP - 183 VL - 28 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1985-018-8/ DO - 10.4153/CMB-1985-018-8 ID - 10_4153_CMB_1985_018_8 ER -