MARAIS, Stacey-Lee. A non-stationary panel data approach for examining convergence in South Africa. Competitio, [S. l.], v. 23, n. 1-2, p. 42–74, 2024. DOI: 10.21845/comp/2024/1-2/3. Disponível em: https://ojs.lib.unideb.hu/competitio/article/view/15022. Acesso em: 5 dec. 2025.