Coetzee, E. L. ., Pelser, T. G. ., Ngwenya , B. ., & Prinsloo, J. . (2021). Transformation of professional cricket, rugby and soccer in South Africa since 1994: A systematic review. African Journal for Physical Activity and Health Sciences, 27(2), 218–247. https://doi.org/10.4314/ajpherd.v27i2.