MACHOWSKA-SZEWCZYK, M. FUZZY CLASSIFICATION OF SYMBOLIC OBJECTS. Metody Ilościowe w Badaniach Ekonomicznych, [S. l.], v. 14, n. 2, p. 51–60, 2013. Disponível em: https://qme.sggw.edu.pl/article/view/3607. Acesso em: 24 lis. 2024.