Harris C, Gess RW, Penn-Clarke C, Rubidge BS. Coombs Hill: A Late Devonian fossil locality in the Witpoort Formation (Witteberg Group, South Africa). S. Afr. J. Sci. [Internet]. 2021 Mar. 29 [cited 2024 Apr. 25];117(3/4). Available from: https://sajs.co.za/article/view/9190