00593naa#a2200181#i#4500001001500000005001700015011001400032100004100046102000700087200011000094210008500204215001000289608002700299700001900326700001900345700003200364856001500396EN\\bibl\4912720240519142351.7##a2071-7318##a20220614b2022####ek#y0engy0150####ca##aRU1#aRESEARCH OF TIME OF CRITICAL ILLUMINATION TO ASSESS THE DURATION OF DAYTIME ILLUMINATIONeJournal article1#aBelgorodcBelgorod State Technological University named after V.G. Shukhovd2022##a7 с.##aJournal article2local#1aKorkinagE. V.#1aShmarovgI. A.#1aVoytovichgElena Valerievna4#anaukaru.ru