Luke Steller Shonali Krishnaswamy 789-790 2008 ICWS https://doi.org/10.1109/ICWS.2008.100 https://doi.ieeecomputersociety.org/10.1109/ICWS.2008.100 conf/icws/2008 db/conf/icws/icws2008.html#StellerK08