@article{GT-VMT-2001-Pfaltz,
	author        = "John L. Pfaltz",
	doi           = "10.1016/S1571-0661(04)00185-9",
	journal       = "{Electronic Notes in Theoretical Computer Science}",
	number        = 3,
	pages         = "318--324",
	title         = "{Transformations of Concept Graphs: An Approach to Empirical Induction}",
	volume        = 50,
	year          = 2001,
}