Shahram Ghandeharizadeh Craig A. Knoblock Christos Papadopoulos Cyrus Shahabi Esam Alwagait José Luis Ambite Min Cai Ching-Chien Chen Parikshit Pol Rolfe R. Schmidt Saihong Song Snehal Thakkar Runfang Zhou Proteus: A System for Dynamically Composing and Intelligently Executing Web Services. 17-21 2003 conf/icws/2003 ICWS db/conf/icws/icws2003.html#GhandeharizadehKPSAACCPSSTZ03