1. Fuzzy sets;Zadeh;Inf. Control,1965
2. Intuitionistic fuzzy sets VII ITKR’s session;Atanassov;Sofia,1983
3. Information-type measures of difference of probability distributions and indirect observation;Csiszár;Studia Sci. Math. Hungar.,1967
4. On information and sufficiency;Kullback;Ann. Math. Stat.,1951
5. X. On the criterion that a given system of deviations from the probable in the case of a correlated system of variables is such that it can be reasonably supposed to have arisen from random sampling;Pearson;Lond. Edinb. Dublin Philos. Mag. J. Sci.,1900