du Plessis, Menán. “Opposing Sound Shifts Involving Alveolar and Palatal Clicks (ǃ ~ ǂ) in the ǃUi Subgroup of TUU Languages from Southern Africa”. Stellenbosch Papers in Linguistics Plus 67, no. 1 (December 12, 2023): 79-83. Accessed December 21, 2024. https://spilplus.journals.ac.za/pub/article/view/1009.