A journal article about F2PY has been published:

 * Peterson, P. (2009) 'F2PY: a tool for connecting Fortran and Python programs', 
   Int. J. Computational Science and Engineering. Vol.4, No. 4, pp.296-305.  

A softcopy of the article is available as Authors post-peer review, accepted paper submitted for final publication by Inderscience