Hudak, Paul, et al. “A history of Haskell: being lazy with class.” Proceedings of the third ACM SIGPLAN conference on History of programming languages. ACM, 2007.
McCarthy, John. “Recursive functions of symbolic expressions and their computation by machine, Part I.” Communications of the ACM 3.4 (1960): 184-195.
O’Sullivan, Bryan, John Goerzen, and Donald Bruce Stewart. Real world haskell: Code you can believe in." O’Reilly Media, Inc.", 2008.
“Haskell.” Wikibooks, The Free Textbook Project. 24 Nov 2018, 01:28 UTC. 14 Jan 2019, 00:40 https://en.wikibooks.org/w/index.php?title=Haskell&oldid=3489610.