ADAK, S., H. CANGI, and A. S. YILMAZ. “FILTRATION OF HARMONIC COMPONENTS WITH ACTIVE FILTER IN PHOTOVOLTAIC POWER SYSTEMS”. Ejons International Journal on Mathematic, Engineering and Natural Sciences, vol. 2, no. 5, Nov. 2018, pp. 91-101, https://ejons.org/index.php/ejons/article/view/40.