Sundar, D., K. Shanmugavadivu, and G. Padmavathi. “Modular Bi-Directional Power Flow Converter for Multiple Renewable Energy Sources”. International Journal of Emerging Trends in Science and Technology, Vol. 1, no. 07, Sept. 2014, https://igmpublication.org/ijetst.in/index.php/ijetst/article/view/296.