Neil Mac Parthaláin Richard Jensen Qiang Shen 0001 Finding fuzzy-rough reducts with fuzzy entropy. 1282-1288 2008 FUZZ-IEEE https://doi.org/10.1109/FUZZY.2008.4630537 conf/fuzzIEEE/2008 db/conf/fuzzIEEE/fuzzIEEE2008.html#MacParthalainJS08