ION, B.; CRISTIAN, B. SUSTAINABLE DEVELOPMENT AND ExTERNALITIES. Ekonomika poljoprivrede, [S. l.], v. 58, n. 1 Book 1, p. 60–66, 2011. Disponível em: https://www.ea.bg.ac.rs/index.php/EA/article/view/807. Acesso em: 30 jun. 2025.