@inproceedings{POPL-2004-BalatCF,
	author        = "Vincent Balat and Roberto Di Cosmo and Marcelo P. Fiore",
	booktitle     = "{Proceedings of the 31st Symposium on Principles of Programming Languages}",
	doi           = "10.1145/964001.964007",
	editor        = "Neil D. Jones and Xavier Leroy",
	isbn          = "1-58113-729-X",
	pages         = "64--76",
	publisher     = "{ACM}",
	title         = "{Extensional normalisation and type-directed partial evaluation for typed λ calculus with sums}",
	year          = 2004,
}