TY - JOUR AU - McCandless, W. L. TI - An Existence Theorem for Nonlinear Boundary Value Problems JO - Canadian mathematical bulletin PY - 1975 SP - 693 EP - 701 VL - 17 IS - 5 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1974-126-3/ DO - 10.4153/CMB-1974-126-3 ID - 10_4153_CMB_1974_126_3 ER -