'...a comprehensive analysis of the whole range of research and development activities in the field of solar heating and cooling in Western Europe at that time.' International Journal of Ambient Energy, 6 (1983)

'...a comprehensive analysis of the whole range of research and development activities in the field of solar heating and cooling in Western Europe at that time.' International Journal of Ambient Energy, 6 (1983)

'...a comprehensive analysis of the whole range of research and development activities in the field of solar heating and cooling in Western Europe at that time.' International Journal of Ambient Energy, 6 (1983)