@inproceedings{CHI-2002-RobertsonCCR,
	author        = "George G. Robertson and Kim Cameron and Mary Czerwinski and Daniel C. Robbins",
	booktitle     = "{Proceedings of the 20th ACM SIGCHI Conference on Human Factors in Computing Systems: Changing our World, Changing ourselves}",
	doi           = "10.1145/503376.503452",
	isbn          = "1-58113-453-3",
	pages         = "423--430",
	publisher     = "{ACM}",
	title         = "{Polyarchy visualization: visualizing multiple intersecting hierarchies}",
	year          = 2002,
}