* [Haskell wiki on Continuations](http://www.haskell.org/haskellwiki/Continuation)
* [Haskell wikibook on Continuation Passing Style](http://en.wikibooks.org/wiki/Haskell/Continuation_passing_style)<p>
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* [[!wikipedia Delimited continuation]]
* Ken's paper [Shift to Control](http://repository.readscheme.org/ftp/papers/sw2004/shan.pdf), comparing some of the different delimited continuation operators
* Racket's documents on [the variety of continuation operators](http://docs.racket-lang.org/reference/cont.html?q=abort#%28mod-path._racket%2Fcontrol%29)