Baums, A., M. Greitans, and U. Grunde. “Adaptive Level–Crossing Sampling Based DSP Systems”. Elektronika ir Elektrotechnika 96, no. 8 (October 20, 2009): 65-68. Accessed April 20, 2024. https://eejournal.ktu.lt/index.php/elt/article/view/9969.