Filus, Zdzislaw, and Jacek Checinski. “Some Remarks on Design of LED Lamps and Their AC Direct Drivers”. Elektronika ir Elektrotechnika 25, no. 3 (June 25, 2019): 39-42. Accessed November 24, 2024. https://eejournal.ktu.lt/index.php/elt/article/view/23674.