Shankar Subramaniam David K. Tcheng K. Hu Harish Ragavan Larry A. Rendell Knowledge Engineering for Protein Structure and Motifs: Design of a Prototype System. 420-435 1992 conf/seke/1992 SEKE http://doi.ieeecomputersociety.org/10.1109/SEKE.1992.227960 db/conf/seke/seke1992.html#SubramaniamTHRR92