TY - JOUR AU - B. Szafirski TI - On the Green's function for second order elliptic differential equations JO - Colloquium Mathematicum PY - 1967 SP - 117 EP - 121 VL - 16 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-16-1-117-121/ DO - 10.4064/cm-16-1-117-121 LA - en ID - 10_4064_cm_16_1_117_121 ER -