@misc{Riečan_Beloslav_New_2013,
 author={Riečan, Beloslav},
 copyright={Creative Commons Attribution BY 4.0 license},
 address={Warszawa},
 journal={Książka = Book},
 howpublished={online},
 year={2013},
 publisher={Instytut Badań Systemowych. Polska Akademia Nauk},
 publisher={Systems Research Institute. Polish Academy of Sciences},
 language={eng},
 abstract={The paper uses a new approach published in [4] by E. Szmidt, J. Kacprzyk and P. Bujnowski for data expressed in terms of Atanassov’s intuitionistic fuzzy sets. It is shown that it can be expressed also in terms of the classical correlation coefficient.},
 title={New trends in fuzzy sets, intuitionistic fuzzy sets, generalized nets and related topics. Volume I: Foundations * On the principal component analysis and the correlation coefficient},
 type={Text},
 URL={http://rcin.org.pl/Content/198419/PDF/KS-2013-06-T1P10.pdf},
}