Birger Andersen Carlos Baquero Niels Christian Juul 3rd Workshop on Mobility and Replication. 307-308 http://link.springer.de/link/service/series/0558/bibs/1543/15430307.htm 1998 conf/ecoopw/1998 ECOOP Workshops db/conf/ecoopw/ecoopw98.html#AndersenBJ98