%0 Journal Article %T RESEARCH OF THE FUNCTIONING SYSTEM OF THE LIGHTING MODE %A Gulbinas, A.S. %A Shirokova, D.N. %K lighting mode, qualitative and quantitative characteristics, lighting installation, energy efficiency, categorical-symbolic method "Wu Xing pentagram %J Bulletin of Belgorod State Technological University named after. V. G. Shukhov %D 2021 %N 6 %P 10 %I Belgorod State Technological University named after V.G. Shukhov