\input zb-basic \input zb-ioport \iteman{io-port 70340813} \itemau{Seyler, Fr\'ed\'erick; Taconet, Chantal; Bernard, Guy} \itemti{Context adaptation of web service orchestrations} \itemso{WETICE, 351-356 (2007).} \itemcc{} \itemut{} \itemli{http://doi.ieeecomputersociety.org/10.1109/WETICE.2007.133} \end