Eugene Levner David Pinto Paolo Rosso David Alcaide R. R. K. Sharma Fuzzifying Clustering Algorithms: The Case Study of MajorClust. 821-830 2007 MICAI http://dx.doi.org/10.1007/978-3-540-76631-5_78 db/conf/micai/micai2007.html#LevnerPRAS07