1. A rapid cycling ice-maker for use in developing countries;Critoph,1992
2. Heat transfer in monolithic charcoals for use in adsorption refrigeration systems;Munyebvu,1994
3. Investigations on evacuated tubular collectors with external CPC-reflector for IPH generation up to 200°C;Niemann,1992
4. Investigations on high efficiency collectors for industrial process heat generation up to 200°C;Niemann,1993
5. Comparison of solar concentrators;Rabl;Sol. Energy,1976