Ranganath Atreya Neeraj Mittal A Dynamic Group Mutual Exclusion Algorithm Using Surrogate-Quorums. 251-260 2005 conf/icdcs/2005 ICDCS http://doi.ieeecomputersociety.org/10.1109/ICDCS.2005.5 db/conf/icdcs/icdcs2005.html#AtreyaM05