Marco Aiello Mike P. Papazoglou Jian Yang Mark James Carman Marco Pistore Luciano Serafini Paolo Traverso A Request Language for Web-Services Based on Planning and Constraint Satisfaction. 76-85 2002 conf/tes/2002 TES http://dx.doi.org/10.1007/3-540-46121-3_10 db/conf/tes/tes2002.html#AielloPYCPST02