Yushchuk, S. I., S. A. Yuryev, P. S. Kostyuk, and V. I. Bondar. “Application of Ferrite-Garnet Epitaxial Structures in Ultra-High-Frequency Electronics”. Technology and Design in Electronic Equipment, no. 3, June 2005, pp. 22-25, https://www.tkea.com.ua/index.php/journal/article/view/TKEA2005.3.22.