Chuzo Iwamoto, Tatsuaki Ibusuki. Computational Complexity of the Chromatic Art Gallery Problem for Orthogonal Polygons. In M. Sohel Rahman, Kunihiko Sadakane, Wing-Kin Sung, editors, WALCOM: Algorithms and Computation - 14th International Conference, WALCOM 2020, Singapore, March 31 - April 2, 2020, Proceedings. Volume 12049 of Lecture Notes in Computer Science, pages 146-157, Springer, 2020. [doi]
Abstract is missing.