Council of Scientific and Industrial Research (1988) Improved process for the production of manganese metal by electrolysis. 150471.

Council of Scientific and Industrial Research (1984) A process for the production of solid iron conductor articles such as tubes diaphrams and the like and articles obtained thereby. 152476.

Council of Scientific and Industrial Research (1978) A new method for the production of master alloy of aluminium-magnesium. 143687.