Hartman, Marthinus Jacobus; Monnet, Eric; Kirberger, Robert M.; Schmidt-Küntzel, Anne; Schulman, M.L. (Martin); Stander, Jana A.; Stegmann, George F.; Schoeman, Johan P.(Wiley, 2015-07)
Petzer, Inge-Marie; Donkin, Edward Francis; Du Preez, E.; Karzis, Joanne; Van der Schans, Theodorus J.; Watermeyer, Johanna C.; Van Reenen, R.(Agricultural Research Council, ARC-OVI and the University of Pretoria, 2008-06)
Webster, A.B. (Andrea); Burroughs, Richard E.J.; Laver, Peter N.; Ganswindt, Andre(NISC (Pty) Ltd and Informa UK Limited (trading as Taylor & Francis Group), 2018)