TY  - JOUR
AU  - Nesi, Vincenzo
AU  - Rogora, Enrico
TI  - A complete characterization of invariant jointly rank-r convex quadratic forms and applications to composite materials
JO  - ESAIM: Control, Optimisation and Calculus of Variations
PY  - 2007
SP  - 1
EP  - 34
VL  - 13
IS  - 1
PB  - EDP-Sciences
UR  - http://archive.numdam.org/articles/10.1051/cocv:2007002/
DO  - 10.1051/cocv:2007002
LA  - en
ID  - COCV_2007__13_1_1_0
ER  -