@article{ICFP-2018-GibbonsHHW,
	author        = "Jeremy Gibbons and Fritz Henglein and Ralf Hinze and Nicolas Wu",
	doi           = "10.1145/3236781",
	journal       = "{Proceedings of the ACM on Programming Languages}",
	number        = "ICFP",
	pages         = "28",
	title         = "{Relational algebra by way of adjunctions}",
	volume        = 2,
	year          = 2018,
}