@articleRobyn_Louw_Baumeister_2022, title=Psychological readiness of elite rugby players at return to play after severe knee injury, volume=28, DOI=10.37597/ajphes.2022.28.3.1, number=3, journal=African Journal for Physical Activity and Health Sciences (AJPHES), publisher=African Journal for Physical Activity and Health Sciences, Tshwane University of Technology, author=Robyn, A.D. and Louw, Q.A. and Baumeister, Jochen, year=2022, pages=185–202 

@articleRobyn_Berner_Baumeister_Louw_2022, title=Anthropometric and physical performance profiles of elite junior rugby union players in the Western Cape, South Africa, volume=27, DOI=10.37597/ajphes.2021.27.4.7, number=4, journal=African Journal for Physical Activity and Health Sciences (AJPHES), publisher=African Journal for Physical Activity and Health Sciences, Tshwane University of Technology, author=Robyn, Aneurin Dean and Berner, Karina and Baumeister, Jochen and Louw, Quinette, year=2022, pages=501–515