1. Paired illuminance measurements: Eliminating calibration error;Tregenza;Lighting Research and Technology,1998
2. Glazing daylight transmittances — a model study;Stewart;Architectural Science Review,1999
3. Glazing daylight transmittances — a field survey of windows in urban areas;Sharples;Submitted to Building and Environment,1999
4. BS 8206: Part 2: 1992 Code of practice for daylighting;British Standards Institution,1992
5. Code for interior lighting;CIBSE,1994