ALVAREZ, A.; ARIAS, C. A selection of relevant issues in applied stochastic frontier analysis. Economics and Business Letters, [S. l.], v. 3, n. 1, p. 3–11, 2014. DOI: 10.17811/ebl.3.1.2014.3-11. Disponível em: https://reunido.uniovi.es/index.php/EBL/article/view/10357. Acesso em: 5 may. 2024.