1. A study of glare from very large sources;Hopkins,1963
2. Studies in interior lighting;Waldram;Trans. illum. Engng Soc. Lond.,1954
3. The permanent supplementary artificial lighting of interiors;Hopkinson;Trans. illum. Engng. Soc. Lond.,1959
4. Integrated daylight and artificial light in interiors;Hopkinson,1963
5. Cost Prediction—a guide to design decisions;Stone;Architects J.,1961