Mtangi, Wilbert; Auret, Francois Danie; Diale, M. (Mmantsae Moche); Meyer, Walter Ernst; Chwanda, Albert; De Meyer, Hannes; Janse van Rensburg, Pieter Johan; Nel, Jacqueline Margot(American Institute of Physics, 2012-04-16)
Du Plessis, Willemien (Wilhelmina), 1958-; Pienaar, Juanita (Juanita Magrietha), 1965-; Olivier, N.J.J. (Nicolaas Johannes Jacobus)(The Verloren van Themaat Centre for Public Law Studies, UNISA, 2012)