by William Gropp, Steven Huss-Lederman, Andrew Lumsdaine, Ewing Lusk, Bill Nitzberg, William Saphir and Marc Snir, This volume presents a complete specification of the MPI-2 Standard with examples. MIT Press, ISBN 0-262-57123-4
MPI: The Complete Reference: Volume 2 - The MPI-2 Extensions
http://mitpress.mit.edu/catalog/item/default.asp?ttype=2&tid=5045