TOERIEN, D. F. The enduring and spatial nature of the enterprise richness of South African towns. South African Journal of Science, [S. l.], v. 113, n. 3/4, p. 8, 2017. DOI: 10.17159/sajs.2017/20160190. Disponível em: https://sajs.co.za/article/view/3720. Acesso em: 26 jun. 2022.