@inproceedings{IWPC-2001-LangeWS,
	author        = "Carola Lange and Andreas Winter and Harry M. Sneed",
	booktitle     = "{Proceedings of the Ninth International Workshop on Program Comprehension}",
	doi           = "10.1109/WPC.2001.921732",
	isbn          = "0-7695-1131-7",
	pages         = "209--218",
	publisher     = "{IEEE Computer Society}",
	title         = "{Comparing Graph-Based Program Comprehension Tools to Relational Database-Based Tools}",
	year          = 2001,
}