Tumbelaka, Orlando Farcend Ficdy, Jotje Rantung, and Michael Rembet. “SIMULASI PENGARUH PENGGUNAAN FILTER BUTTERWORTH PADA MASUKAN SINYAL GETARAN ACAK TERHADAP NILAI RATA-RATA MAGNITUDO”. JURNAL POROS TEKNIK MESIN UNSRAT 4, no. 2 (November 3, 2015). Accessed July 17, 2024. https://ejournal.unsrat.ac.id/v3/index.php/poros/article/view/9776.