@inproceedings{DAC-1993-LaiFW,
	author        = "Glenn G. Lai and Donald S. Fussell and D. F. Wong",
	booktitle     = "{Proceedings of the 30th Design Automation Conference}",
	doi           = "10.1145/157485.164562",
	isbn          = "0-89791-577-1",
	pages         = "43--47",
	publisher     = "{ACM Press}",
	title         = "{HV/VH Trees: A New Spatial Data Structure for Fast Region Queries}",
	year          = 1993,
}