Assessment of the quality of lighting systems based on the star diagram modelKoppel, TarmoIntelligent Technologies in Logistics and Mechatronics Systems ITELMS' 2012 : proceedings of the 7th International Conference2012 / p. 115-120

Office workers with better lighting conditions suffer less health symptomsKoppel, Tarmo; Tint, PiiaIntelligent Technologies in Logistics and Mechatronics Systems ITELMS' 2012 : proceedings of the 7th International Conference2013 / p. 136-137