TY  - JOUR
AU  - K. Zhang
TI  - On the Equal Hull Problem for Nontrivial Semiconvex Hulls
JO  - Journal of convex analysis
PY  - 2003
SP  - 409
EP  - 417
VL  - 10
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/JCA_2003_10_2_JCA_2003_10_2_a6/
ID  - JCA_2003_10_2_JCA_2003_10_2_a6
ER  -