Slawomir Zadrozny Katarzyna Nowacka Interpretation of the Keywords Weights in Information Retrieval: Fuzzy Logic Based Approaches. 657-661 2008 DEXA Workshops http://doi.ieeecomputersociety.org/10.1109/DEXA.2008.47 conf/dexaw/2008 db/conf/dexaw/dexaw2008.html#ZadroznyN08