G. R. Gangadharan Marco Comerio Hong Linh Truong Vincenzo D'Andrea Flavio De Paoli Schahram Dustdar License-Aware Service Selection. 305-310 2008 CEC/EEE http://dx.doi.org/10.1109/CECandEEE.2008.125 conf/wecwis/2008 db/conf/wecwis/cec2008.html#GangadharanCTDPD08