Reto Krummenacher Barry Norton Elena Paslaru Bontas Simperl Carlos Pedrinaci SOA4All: Enabling Web-scale Service Economies. 535-542 2009 ICSC http://dx.doi.org/10.1109/ICSC.2009.46 conf/semco/2009 db/conf/semco/icsc2009.html#KrummenacherNSP09