ZWOLIŃSKA-LIGAJ, M. AREAS OF BUSINESS ACTIVITY IN THE DEVELOPMENT OF ENVIRONMENTALLY VALUABLE ECO-PRODUCTS - AS EXEMPLIFIED BY THE LUBLIN VOIVODESHIP. Acta Scientiarum Polonorum. Oeconomia, [S. l.], v. 14, n. 3, p. 157–166, 2015. Disponível em: https://aspe.sggw.edu.pl/article/view/438. Acesso em: 3 may. 2024.