Raheel Afzal Yu Tang 0004 Haisheng Tong An integrated coupled inductor-capacitor DC-DC high step-up converter. 2798-2818 2023 51 Int. J. Circuit Theory Appl. 6 https://doi.org/10.1002/cta.3544 db/journals/ijcta/ijcta51.html#Afzal0T23