BEZPIECZEŃSTWO FOTOBIOLOGICZNE ZAMIENNIKÓW ŻARÓWEK Journal title: Proceedings of Electrotechnical Institute Prace Instytutu Elektrotechniki Authors: Andrzej Pawlak Subject(s):
LAMPS AND LAMP SYSTEMS CLASSIFICATION ACCORDING TO THE PHOTOBIOLOGICAL SAFETY Journal title: Proceedings of Electrotechnical Institute Prace Instytutu Elektrotechniki Authors: Andrzej Pawlak Subject(s):
