du Plooy, Heilna. “Oopte En Afbakening: Ruimtes En Rame in Die Oeuvre Van Lettie Viljoen”. Journal of Literary Studies, vol. 16, no. 2, June 2000, pp. 86-105, https://unisapressjournals.co.za/index.php/jls/article/view/12344.