TY - JOUR AU - Bergmann, Howard G. TI - The boundary layer problem for certain non-linear ordinary differential equations JO - Compositio Mathematica PY - 1953 SP - 119 EP - 169 VL - 11 PB - Kraus Reprint UR - http://www.numdam.org/item/CM_1953__11__119_0/ LA - en ID - CM_1953__11__119_0 ER -