by Kruger, Grant H., Shih, Albert J., Hattingh, Danie G., van Niekerk, Theo I.
Published in Advanced engineering informatics (01.10.2011)

by Naidoo, Puramanathan, Van Niekerk, Theo I.
Published in South African Journal of Science (01.04.2011)

by Welgemoed, Jacques C., Phillips, Russell L., Niekerk, Theo I. van
Published in 2023 14th International Conference on Mechanical and Intelligent Manufacturing Technologies (ICMIMT) (26.05.2023)

by Puramanathan Naidoo, Theo I. van Niekerk
Published in South African journal of science (01.03.2011)

by Van Niekerk, Theo I., Naidoo, Puramanathan
Published in South African journal of science (01.01.2011)

by Puramanathan Naidoo, Theo van Niekerk
Published in South African Journal of Science (01.03.2011)