Alexander Voß Roger Slack Rob Procter Robin Williams Mark Hartswood Mark Rouncefield Dependability as Ordinary Action. 32-43 2002 conf/safecomp/2002 SAFECOMP http://link.springer.de/link/service/series/0558/bibs/2434/24340032.htm db/conf/safecomp/safecomp2002.html#VossSPWHR02