Toni Ruokolainen Lea Kutvonen Managing Non-Functional Properties of Inter-enterprise Business Service Delivery. 80-92 2007 ICSOC Workshops http://dx.doi.org/10.1007/978-3-540-93851-4_9 conf/icsoc/2007w db/conf/icsoc/icsoc2007w.html#RuokolainenK07