Chris Cornelis Germán Hurtado Martín Richard Jensen Dominik Slezak Feature Selection with Fuzzy Decision Reducts. 284-291 2008 RSKT http://dx.doi.org/10.1007/978-3-540-79721-0_41 conf/rskt/2008 db/conf/rskt/rskt2008.html#CornelisMJS08