Ashcheulov, A. A., Butenko, V. K., Doktorovich, I. V., Dunayenko, A. K., & Photiy, V. D. (2004). Ultraviolet radiometer in the 300–400 nm range. Technology and Design in Electronic Equipment, (4), 31-32. Retrieved from https://www.tkea.com.ua/index.php/journal/article/view/TKEA2004.4.31