Chen, Shijun; Desai, Dawood A.; Heyns, P.S. (Philippus Stephanus); Pietra, Francesco(NISC Pty (Ltd) and Informa Limited (trading as Taylor and Francis Group), 2020)
Dymond, Antoine Smith Dryden; Engelbrecht, Andries P.; Kok, Schalk; Heyns, P.S. (Philippus Stephanus)(Institute of Electrical and Electronics Engineers, 2015-06)