@inproceedings{LICS-1989-Luo,
	author        = "Zhaohui Luo",
	booktitle     = "{Proceedings of the Fourth Annual Symposium on Logic in Computer Science}",
	doi           = "10.1109/LICS.1989.39193",
	isbn          = "0-8186-1954-6",
	pages         = "386--395",
	publisher     = "{IEEE Computer Society}",
	title         = "{ECC, an Extended Calculus of Constructions}",
	year          = 1989,
}