1. Calculation of vertical daylight factor on window facades in a dense urban environment;Cheung;Architectural Science Review,2005
2. Recommendations for the admission and control of sunlight in buildings;Ne’eman;Building and Environment,1976
3. Lighting for buildings, Part 2. Code of practice for daylighting. BS8206: Part 2,1992
4. Site layout planning for daylight and sunlight: a guide to good practice,1991
5. International Lighting Vocabulary. CIE publication No. 17.4; IEC publication 50. Joint Publication of International Commission on Illumination and International Electrotechnical Commission; 1987 [Chapter 845 lighting].