1.
Mair D. Remarks on the Mineral Springs at the Koogha: in a letter to John Arthur, Esq. M. D. S. Afr. Q. J. [Internet]. 1826 Mar. 14 [cited 2025 Nov. 20];1(5):27-30. Available from: https://journal.ru.ac.za/index.php/saqj/article/view/2590