TY - JOUR AU - Boersma, J. TI - Boundary value problems in diffraction theory and lifting surface theory JO - Compositio Mathematica PY - 1964 SP - 205 EP - 293 VL - 16 PB - Kraus Reprint UR - http://www.numdam.org/item/CM_1964__16__205_0/ LA - en ID - CM_1964__16__205_0 ER -