00591naa#a2200181#i#450# EN\\bibl\41882 20260206231035.5 1609-3178 20210129b2021####ek#y0engy0150####ca RU A description of a laboratory system for measuring and certifying UV radiation sources is given: UV panels on LEDs and gas-discharge UV lamps. Journal article Saint-Petersburg LLC SVEN 2021 1 с. Journal article local Riess Nathanael Link Rainer Ivankov Andrey F. zh-szf.ru