Proceedings right light 2nd european conference on energy-efficient lighting. Accuracy and value of computer lighting calculations. European Conference on Energy-Efficient Lighting [2, 26-29 Set. 1993, Arnhem]. |
Proceedings right light 2nd european conference on energy-efficient lighting. Electronic control of lighting. European Conference on Energy Efficient Lighting [2, 26-29 Set. 1993, Arnhem]. |