CZAJA, S.; BECLA, A. Principles of management in the implementing balanced and sustainable development - selected problems. Economics and Environment, [S. l.], v. 83, n. 4, p. 20–34, 2023. DOI: 10.34659/eis.2022.83.4.489. Disponível em: https://ekonomiaisrodowisko.pl/journal/article/view/489. Acesso em: 29 mar. 2024.