Antoine Beugnard Ludger Fiege Robert E. Filman Eric Jul Salah Sadou Eiko Yoneki Communication Abstractions for Distributed Systems. 67-75 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3344&spage=67 2004 conf/ecoopw/2004 ECOOP Workshops db/conf/ecoopw/ecoopw2004.html#BeugnardFFJSY04