[racket] contracts and the wikipedia article for Racket

This is the paper that first introduced the idea:

  Contracts for Higher-Order Functions
  Findler, Felleisen
  International Conference on Functional Programming (ICFP) 48-59 2002
  http://www.eecs.northwestern.edu/~robby/pubs/papers/ho-contracts-icfp2002.pdf

Robby

On Wed, Mar 9, 2011 at 11:35 AM, Gregory Woodhouse <gregwoodhouse at me.com> wrote:
> I notice that the Wikipedia article for Racket (a little sparse in my opinion)
>
> http://en.wikipedia.org/wiki/Racket_(programming_language)
>
> asserts that Racket was the first higher order language to use a contract system, but that statement has been  flagged as needing a citation to back it up. What would be an appropriate reference?
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