Zhitnik, N. E., Plaksin, S. V., Pogorelaya, L. M., Sokolovskiy, I. I., & Yashin, A. A. (2008). Source of magnetic fields with complex energy-frequency and polarization structure. Technology and Design in Electronic Equipment, (6), 44-47. Retrieved from https://www.tkea.com.ua/index.php/journal/article/view/TKEA2008.6.44