TY - JOUR AU - P. KEAST TI - The Third Boundary Value Problem for Elliptic Equations. JO - Numerische Mathematik PY - 1968 SP - 322 EP - 326 VL - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/NUMA_1968__12_131877/ ID - NUMA_1968__12_131877 ER -