Plotnikov, Alexander, Daria Schetnicova, and Juraj Štefanovič. “Simulations of the Effects of Dual-Frequency Signal on the Nonlinear Element”. Information Technology Applications 6, no. 2 (September 11, 2023): 49–60. Accessed May 3, 2026. https://www.itajournal.com/index.php/ita/article/view/88.