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"Terrain-like graphs: PTASs for guarding weakly-visible polygons and terrains."
Stav Ashur et al. (2022)
- Stav Ashur, Omrit Filtser, Matthew J. Katz, Rachel Saban:
Terrain-like graphs: PTASs for guarding weakly-visible polygons and terrains. Comput. Geom. 101: 101832 (2022)
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