Here's a link dump until I can build a better resource management framework for my projects. Rob Fielding's dissertation is 180 pages in PDF, but Kinko's has online printing. Decoupling REST from HTTP is interesting, but that's like saying that decoupling literary devices from languages is interesting. It's below the threshold of even long-term pragmatic value. Respect the lingua franca.
http://www.markbaker.ca/2002/03/RestRDF/
http://www.xml.com/pub/a/2004/08/11/rest.html?page=2
http://www.adambosworth.net/archives/000016.html
http://www.amazon.com/exec/obidos/ASIN/1932394060/qid=1112646813/sr=2-1/ref=pd_bbs_b_2_1/102-1136498-4824932
http://www.amazon.com/exec/obidos/tg/detail/-/0596006411/qid=1112646710/sr=8-2/ref=pd_csp_2/102-1136498-4824932?v=glance&s=books&n=507846
http://www.manageability.org/blog/stuff/why-rest-part-3/view
http://www.xml.com/pub/a/2004/12/01/restful-web.html