TY  - JOUR
AU  - Lafont, Jean-François
AU  - Schmidt, Benjamin
TI  - Blocking light in compact Riemannian manifolds
JO  - Geometry & topology
PY  - 2007
SP  - 867
EP  - 887
VL  - 11
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.2140/gt.2007.11.867/
DO  - 10.2140/gt.2007.11.867
ID  - GT_2007_11_2_a5
ER  -