Tomas Vitvar Matthew Moran Maciej Zaremba Armin Haller Paavo Kotinurmi Semantic SOA to Promote Integration of Heterogeneous B2B Services. 451-456 2007 conf/wecwis/2007 CEC/EEE http://doi.ieeecomputersociety.org/10.1109/CEC-EEE.2007.112 db/conf/wecwis/cec2007.html#VitvarMZHK07