http://www.cs.berkeley.edu/~lorch/personal/self-ref.html http://www.cs.berkeley.edu/~lorch/personal/self-ref.html an actually attributed and correct version ht

http://www.cs.berkeley.edu/~lorch/personal/self-ref.html http://www.cs.berkeley.edu/~lorch/personal/self-ref.html an actually attributed and correct version http://www.chaos.org.uk/~eddy/craft/srat-Q.html http://www.chaos.org.uk/~eddy/craft/srat-Q.html this one is the same, but lets you bookkeep