Warren's Abstract Machine: A Tutorial Reconstruction is a book written by Hassan Ait-Kaci. The book explains the Warren Abstract Machine and is now out of print. The author owns the copyright and for a time the book was available at: http://vanx.org/archive/wam/wam.html for free to anyone who wanted to use it for non-commercial purposes.
a page that propose the practicality of a technique known as the `Clockwise/Spiral Rule'' which enables any C programmer to parse in their head any C declaration!
Should be taken and I hope as intended as a gag and overcomplication that may be of service to newcomers to C...