TY - JOUR AU - Ženíšek, Alexander TI - Extensions from the Sobolev spaces $H^1$ satisfying prescribed Dirichlet boundary conditions JO - Applications of Mathematics PY - 2004 SP - 405 EP - 413 VL - 49 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1023/B:APOM.0000048120.75291.a5/ DO - 10.1023/B:APOM.0000048120.75291.a5 LA - en ID - 10_1023_B_APOM_0000048120_75291_a5 ER -