1. Light penetration in glasshouses;Schulz,1955
2. The transmission of diffuse light by a sloping roof;Bowman;Journal of Agricultural Engineering Research,1970
3. Transmission of solar radiation into a large span greenhouse;Edwards;Journal of Agricultural Engineering Research,1964
4. Lichdoorlatendheid van met vlakke materialen vedeckte warenhuizen;Stoffers,1967
5. Light Transmission and Photosynthesis in Greenhouses;Kozai,1978