[1]
S. Master, “The first stratigraphic column in South Africa, from Hondius (1652), and its modern correlatives”, S. Afr. J. Sci., vol. 108, no. 1/2, p. 8 pages, Jan. 2012, Accessed: Nov. 25, 2024. [Online]. Available: https://sajs.co.za/article/view/9931