Kyung-Yong Chwa, Byung-Cheol Jo, Christian Knauer, Esther Moet, René van Oostrum, Chan-Su Shin. Guarding Art Galleries by Guarding Witnesses. In Rudolf Fleischer, Gerhard Trippen, editors, Algorithms and Computation, 15th International Symposium, ISAAC 2004, HongKong, China, December 20-22, 2004, Proceedings. Volume 3341 of Lecture Notes in Computer Science, pages 352-363, Springer, 2004. [doi]
Abstract is missing.