B. Hoops (EDT)/ E. J. Marais (EDT)/ H. Mostert (EDT)/ J. A. M. A. Sluysman (EDT)/ L. C. A. Verstappen (EDT)
(2)
Kristof Van Assche,Monica Gruezmacher,Lochner (University of the Free State Marais South Africa),Xaquin Perez Sindin
(2)
Sharp, Carla,Marais, Lochner (University of the Free State, South Africa)
(2)
;Matebesi, Sethulego (University of the Free State, South Africa),Marais, Lochner (University of the Free State, South Africa),Nel, Verna
(1)