CHODAKOWSKA, E. CONSTRUCTION OF THE ENVIRONMENTAL PERFORMANCE INDEX USING DEA. Metody Ilościowe w Badaniach Ekonomicznych, [S. l.], v. 15, n. 2, p. 296–306, 2014. Disponível em: https://qme.sggw.edu.pl/article/view/3692. Acesso em: 21 lis. 2024.