Svinurai, Walter; Hassen, Abubeker; Tesfamariam, Eyob Habte; Ramoelo, Abel(NISC (Pty) Ltd and Informa UK Limited (trading as Taylor & Francis Group), 2021)
Van Heerden, Ingrid V.; Muller, Carmen; Schonfeldt, H.C. (Hettie Carina)(NISC (Pty) Ltd and Informa UK Limited (trading as the Taylor & Francis Group), 2023-09-16)
Svinurai, Walter; Hassen, Abubeker; Tesfamariam, Eyob Habte; Ramoelo, Abel; Cullen, Brendan(NISC (Pty) Ltd and Informa UK Limited (trading as Taylor & Francis Group), 2021)