Grant, Rina C.C.; Botha, Judith; Grant, T.C. (Thelani); Peel, Michael J.; Smit, Izak P.J.(NISC (Pty) Ltd and Informa UK Limited (trading as Taylor & Francis Group), 2019)
Du Toit, Cornelius Jacobus Lindeque; Van Niekerk, Willem A.; Meissner, H.H. (Heinz); Erasmus, Lourens Jacobus; Coertze, Roelof Johannes(CSIRO, 2020-06)
Linde, Dina Alida; Van Marle-Koster, Este; Du Toit, Cornelius Jacobus Lindeque; Scholtz, M.M.; Schokker, D.(South African Society for Animal Science, 2022-04-09)