1993 | ||
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2 | Jeong-In Doh, Kyung-Yong Chwa: An Algorithm for Determining Visibility of a Simple Polygon from an Internal Line Segment. J. Algorithms 14(1): 139-168 (1993) | |
1988 | ||
1 | Jeong-In Doh, Kyung-Yong Chwa: Visibility problems for orthogonal objects in two- or three-dimensions. The Visual Computer 4(2): 84-97 (1988) |
1 | Kyung-Yong Chwa | [1] [2] |