@inproceedings{ICFP-2015-DownenJA,
	author        = "Paul Downen and Philip Johnson-Freyd and Zena M. Ariola",
	booktitle     = "{Proceedings of the 20th ACM SIGPLAN International Conference on Functional Programming}",
	doi           = "10.1145/2784731.2784762",
	isbn          = "978-1-4503-3669-7",
	pages         = "127--139",
	publisher     = "{ACM}",
	title         = "{Structures for structural recursion}",
	year          = 2015,
}