Optimal component replacement decisions using vibration monitoring and the proportional-hazards model. - P. J. Vlok; J. L. Coetzee; Dragan Banjevic; Andrew K. S. Jardine; Viliam Makis (J. Oper. Res. Soc., 2002)

Blockchain feasibility assessment: A quantitative approach. - Scott Spencer-Hicken; Cornelius Stephanus Lodewyk Schutte; P. J. Vlok (Frontiers Blockchain, 2023)