@Book{CLRS09,
author = { Thomas H. Cormen and Charles E. Leiserson and Ronald L. Rivest and Clifford Stein },
title = { Introduction to Algorithms },
publisher = { MIT Press },
OPTyear = { 2009 },
date = { 2009 },
edition = { Third edition },
url = { http://mitpress.mit.edu/catalog/item/default.asp?ttype=2&tid=11866 },
urla = { errata },
urlb = { thc-faq },
}