Du Preez, N.D., South Africa

• ORiON Vol. 7 No. 2 (1991) - Research Articles
  Network models for the expansion of grain storage facilities
  Abstract  PDF
• ORiON Vol. 2 No. 2 (1986) - Research Articles
  Die gebruik van simulasie by die operasionele ontwerp van die innamestelsel van 'n graansilo
  Abstract  PDF