Halivor, James, Yang Chenguang, and Feng Ying. “Development of Modified Sliding Mode Control of the LCC Series-Parallel Resonant Converter Based on Frequency Variation”. Open Science Journal 8, no. 2 (October 6, 2023). Accessed November 6, 2025. https://osjournal.org/ojs/index.php/OSJ/article/view/3267.