Smuts the botanist, Piet Beukes : boekbespreking. Historia, [S. l.], v. 41, n. 2, p. 91–92, 2021. DOI: 10.17159/hasa.v41i2.1678. Disponível em: https://upjournals.up.ac.za/index.php/historia/article/view/1678. Acesso em: 16 aug. 2026.