MASTER, Sharad. The first stratigraphic column in South Africa, from Hondius (1652), and its modern correlatives. South African Journal of Science, [S. l.], v. 108, n. 1/2, p. 8 pages, 2012. Disponível em: https://sajs.co.za/article/view/9931. Acesso em: 4 may. 2024.