TY - JOUR AU - Joachim Michel AU - Alessandro Perotti TI - Ck-Regularity for the ?-equation on Strictly Pseudoconvex Domains with Piecewise Smooth Boundaries. JO - Mathematische Zeitschrift PY - 1990 SP - 415 EP - 428 VL - 203 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1990__203_3_174138/ ID - MZ_1990__203_3_174138 ER -