@inproceedings{FLOPS-2008-AbelCD,
	author        = "Andreas Abel and Thierry Coquand and Peter Dybjer",
	booktitle     = "{Proceedings of the Ninth International Symposium on Functional and Logic Programming}",
	doi           = "10.1007/978-3-540-78969-7_2",
	isbn          = "978-3-540-78968-0",
	pages         = "3--13",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{On the Algebraic Foundation of Proof Assistants for Intuitionistic Type Theory}",
	volume        = 4989,
	year          = 2008,
}