Ailixier Aikebaier Naohiro Hayashibara Tomoya Enokido Makoto Takizawa A Distributed Coordination Protocol for a Heterogeneous Group of Peer Processes. 565-572 2007 conf/aina/2007 AINA http://doi.ieeecomputersociety.org/10.1109/AINA.2007.12 db/conf/aina/aina2007.html#AikebaierHET07