Doctorovych, I. V., Fodchuk, I. M., Butenko, V. K., Hodovaniouk, V. M., & Yuryev, V. H. (2005). Optical attenuator. Technology and Design in Electronic Equipment, (1), 36-37. Retrieved from https://www.tkea.com.ua/index.php/journal/article/view/TKEA2005.1.36