Серобаба, Алексей Александрович. “Complex for Research of Efficiency of Light Sources With the Different Spectrum Proceeding from Heartbeart Dynamics”. Eastern-European Journal of Enterprise Technologies 1, no. 4(43) (March 20, 2012): 22–24. Accessed December 27, 2024. https://journals.uran.ua/eejet/article/view/2547.