TY  - JOUR
AU  - Kreiner, Carl-Friedrich
AU  - Zimmer, Johannes
TI  - Topology and geometry of nontrivial rank-one convex hulls for two-by-two matrices
JO  - ESAIM: Control, Optimisation and Calculus of Variations
PY  - 2006
SP  - 253
EP  - 270
VL  - 12
IS  - 2
PB  - EDP-Sciences
UR  - http://archive.numdam.org/articles/10.1051/cocv:2005036/
DO  - 10.1051/cocv:2005036
LA  - en
ID  - COCV_2006__12_2_253_0
ER  -