TY - JOUR AU - G. Dal Maso AU - Anneliese Defranceschi TI - A characterization of C1-convex sets in Sobolev spaces. JO - Manuscripta mathematica PY - 1992 SP - 247 EP - 272 VL - 75 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MM2_1992__75_4_155722/ ID - MM2_1992__75_4_155722 ER -