Bondarenko, I., Bendeberya, H., Gritsunov, O., & Makovskaya, O. (2020). INCREASING THE LEVEL OF PHOTO BIOLOGICAL SAFETY OF THE EMISSION SPECTRUM OF AN LED LIGHT SOURCE. INNOVATIVE TECHNOLOGIES AND SCIENTIFIC SOLUTIONS FOR INDUSTRIES, (3 (13), 138–144. https://doi.org/10.30837/ITSSI.2020.13.138