Oliwa, Wojciech, and Grzegorz Wieczorek. “Fast and Accurate Frequency Meter Using the Interpolated DFT Method”. Elektronika ir Elektrotechnika 23, no. 3 (June 8, 2017): 43-46. Accessed April 26, 2024. https://eejournal.ktu.lt/index.php/elt/article/view/18331.