TY - JOUR AU - V. Chiado Piat AU - F. Serra Cassano TI - Some Remarks About the Density of Smooth Functions in Weighted Sobolev Spaces JO - Journal of convex analysis PY - 1994 SP - 135 EP - 142 VL - 1 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JCA_1994_1_2_a1/ ID - JCA_1994_1_2_a1 ER -