@inproceedings{Haskell-2012-Yorgey,
	author        = "Brent A. Yorgey",
	booktitle     = "{Proceedings of the Fifth International Symposium on Haskell}",
	doi           = "10.1145/2364506.2364520",
	isbn          = "978-1-4503-1574-6",
	pages         = "105--116",
	publisher     = "{ACM}",
	title         = "{Monoids: theme and variations (functional pearl)}",
	year          = 2012,
}