Piergiorgio Bertoli Laura Ferrari Raman Kazhamiakin Corrado Moiso Marco Pistore Ermes Thuegaz Design and Analysis of the Composed Telecom Services. 282-294 2007 ICSOC Workshops http://dx.doi.org/10.1007/978-3-540-93851-4_28 conf/icsoc/2007w db/conf/icsoc/icsoc2007w.html#BertoliFKMPT07