http://nfs.sourceforge.net/ — The home of the Linux NFS project and a great place for project status updates.

http://www.citi.umich.edu/projects/nfsv4/linux/ — An NFSv4 for Linux 2.6 kernel resource.

http://www.nfsv4.org — The home of NFS version 4 and all related standards.

http://www.vanemery.com/Linux/NFSv4/NFSv4-no-rpcsec.html — Describes the details of NFSv4 with Fedora Core 2, which includes the 2.6 kernel.

http://www.nluug.nl/events/sane2000/papers/pawlowski.pdf — An excellent whitepaper on the features and enhancements of the NFS Version 4 protocol.

http://wiki.autofs.net — The Autofs wiki, discussions, documentation and enhancements.