Ling Liu David Buttler Terence Critchlow Wei Han Henrique Paques Calton Pu Daniel Rocco BioSeek: Exploiting Source-Capability Information for Integrated Access to Multiple Bioinformatics Data Sources. 263- 2003 conf/bibe/2003 BIBE http://doi.ieeecomputersociety.org/10.1109/BIBE.2003.1188961 db/conf/bibe/bibe2003.html#LiuBCHPPR03