@inproceedings{LICS-1987-Mendler,
	author        = "N. P. Mendler",
	booktitle     = "{Proceedings of the Second Symposium on Logic in Computer Science}",
	pages         = "30--36",
	publisher     = "{IEEE Computer Society}",
	title         = "{Recursive Types and Type Constraints in Second-Order λ Calculus}",
	year          = 1987,
}