Paolo Busetta Mattia Merzi Silvia Rossi François Legras Intra-role Coordination Using Group Communication: A Preliminary Report. 231-253 http://dx.doi.org/10.1007/978-3-540-24608-4_14 2003 conf/agentCL/2003 Workshop on Agent Communication Languages db/conf/agentCL/acl2003.html#BusettaMRL03