Nehodenko, O. N., and S. A. Cherevko. “Planar Mutual-Inductive Sensors for Position and Proximity Detectors”. Technology and design in electronic equipment, no. 4–5 (October 30, 2002): 47-49. Accessed August 21, 2026. https://tkea.com.ua/index.php/journal/article/view/TKEA2002.4-5.47.