Viljoen, Nicol, and Ian Drennan. 2013. “Tonality and Texture in Arnold Van Wyk’s Vier Weemoedige Liedjies: Musical, Poetic and Personal Considerations”. Acta Academica: Critical Views on Society, Culture and Politics 45 (2):228-61. https://doi.org/10.38140/aa.v45i2.1404.