COPMARATIVE ANALYSIS OF SPECTRAL AND PHOTOMETRIC CHARACTERISTIC OF LIGHT SOURCES FOR HOUSEHOLD PURPOSE Article Vasileska Ivona, Stepin V.P., Timofeev G.V., Tyunyatkin A.A., Saliy A.I., Pestereva V.N. LI All-Russia conference on problems in dynamics, particle physics, plasma physics and optoelectronics. Moscow, Russia, 12-15 May 2015 г.. РУДН. 2015. P. 228-232