@article{GDZPPN000364622, title = {Shortest Watchman Routes in Simple Polygons.}, journal = {Discrete \& computational geometry}, volume = {6}, year = {1991}, pages = {9-32}, zbl = {0715.68037}, url = {http://dml.mathdoc.fr/item/GDZPPN000364622} }
Chin, Wei-Pang; Ntafos, S. Shortest Watchman Routes in Simple Polygons.. Discrete & computational geometry, Tome 6 (1991) pp. 9-32. http://gdmltest.u-ga.fr/item/GDZPPN000364622/