Vijay, V., P. Giridhar Kini, C. Viswanatha, and S. Jothi Basu. “Design of AC-DC Converter With Reduced Harmonics and Output Ripples Using Active Power Factor Correction Technique”. Power Research - A Journal of CPRI, Sept. 2014, pp. 593-8, https://node6473.myfcloud.com/~geosocin/CPRI/index.php/pr/article/view/801.