TY - JOUR AU - A. Calderón AU - A. Zygmund TI - Local properties of solutions of elliptic partial differential equations JO - Studia Mathematica PY - 1961 SP - 181 EP - 225 VL - 20 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/sm-20-2-181-225/ DO - 10.4064/sm-20-2-181-225 LA - en ID - 10_4064_sm_20_2_181_225 ER -