STEWART, Theodor J. Value measurement theory and league tables. South African Journal of Science, [S. l.], v. 110, n. 3/4, p. 1–2, 2017. DOI: 10.1590/sajs.2014/a0057. Disponível em: https://sajs.co.za/article/view/3707. Acesso em: 27 apr. 2024.