Every Page is Page One book
The book, Every Page is Page One: Topic Based Authoring for Technical Communications and the Web, published by XML Press.
SPFE Open Toolkit
SPFE is an architecture for developing custom XML vocabularies and publishing systems. The SPFE Open Tool Kit, currently in development, supports the development of SPFE architectures for use either standalone or in conjunction with DITA, DocBook, or other structured and non-structured authoring systems. For more information on SPFE, see http://SPFE.info. For more information on the SPFE Open Toolkit, see http://spfeopentoolkit.org.