Anatomy of the Grid: http://www.globus.org/research/papers/anatomy.pdf Physiology of the Grid: http://www.gridforum.org/ogsi-wg/drafts/ogsa_draft2.9_2002-06-22.pdf Grid service specfication: http://www.gridforum.org/ogsi-wg/drafts/GS_Spec_draft03_2002-07-17.pdf Hm. The replication draft appears to have been moved from where I found it before; will have to hunt some more. --bob