TY  - JOUR
AU  - A. Zarei
AU  - M. Ghodsi 
TI  - A Practical Approach for Planar Visibility Maintenance
JO  - Journal for geometry and graphics
PY  - 2009
SP  - 75
EP  - 9
VL  - 13
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/JGG_2009_13_1_JGG_2009_13_1_a6/
ID  - JGG_2009_13_1_JGG_2009_13_1_a6
ER  -