Marais, Johann Lodewyk. “Eugène N. Marais and the Waterberg Cycad (Encephalartos Eugene-Maraisii Verdoorn)”. Journal of Literary Studies 35, no. 4 (December 1, 2019): 77–95. Accessed October 27, 2025. https://unisapressjournals.co.za/index.php/jls/article/view/11543.