Rinkevich, A. B., V. V. Ustinov, M. I. Samoilovich, A. F. Belyanin, S. M. Klescheva, and E. A. Kuznetsov. “Nanocomposites Based on Opal Matrices With a 3D Structure Formed by Magnetic Nanoparticles”. Technology and Design in Electronic Equipment, no. 4, Aug. 2008, pp. 55-63, https://tkea.com.ua/index.php/journal/article/view/TKEA2008.4.55.