A number of resources are available for those interested in gypsum drywall recycling. Many of these resources are available online. The resources are organized in two manners: by the type of document and by state.
The Reindl Bibliography
John Reindl, the Recycling Manager for the Dane County Public Works Department (Wisconsin) maintains an excellent bibliography of references and notes pertaining to gypsum drywall recycling. While many of the references from his list are cited on this website, the complete Reindl bibliography can be downloaded here. For the most recent version of the list, contact Mr. Reindl directly at firstname.lastname@example.org