TY  - JOUR
AU  - Soravia, Pierpaolo
TI  - Degenerate Eikonal equations with discontinuous refraction index
JO  - ESAIM: Control, Optimisation and Calculus of Variations
PY  - 2006
SP  - 216
EP  - 230
VL  - 12
IS  - 2
PB  - EDP-Sciences
UR  - http://www.numdam.org/articles/10.1051/cocv:2005033/
DO  - 10.1051/cocv:2005033
LA  - en
ID  - COCV_2006__12_2_216_0
ER  -