BondarchukJа. M., G. A. Petrovska, and TatarinV. Jа. 2009. “Physical Fundamentals of Designing Mirrors for Optical Resonators of Polychromatic Lasers”. Technology and Design in Electronic Equipment, no. 2 (April), 11-13. https://www.tkea.com.ua/index.php/journal/article/view/TKEA2009.2.11.