@inproceedings{SAC-1993-FlorianiM,
	author        = "Leila De Floriani and Paola Magillo",
	booktitle     = "{Proceedings of the Eighth Symposium on Applied Computing: States of the Art and Practice}",
	doi           = "10.1145/162754.162942",
	pages         = "380--387",
	publisher     = "{ACM Press}",
	title         = "{Algorithms for Visibility Computation on Digital Terrain Models}",
	year          = 1993,
}