Stephen Gilmore Jane Hillston Marina Ribaudo PEPA Nets: A Structured Performance Modelling Formalism. 111-130 2002 conf/cpe/2002 Computer Performance Evaluation / TOOLS http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2324&spage=0111 db/conf/cpe/cpe2002.html#GilmoreHR02