Susanto, Mohammad Farid. “Studi Pengembangan Sinyal DTMF Custom Digunakan Untuk Sinyal Watermarking”. Prosiding Seminar Nasional Teknik Elektro UIN Sunan Gunung Djati Bandung (March 20, 2020): 287–298. Accessed March 29, 2024. https://senter.ee.uinsgd.ac.id/repositori/index.php/prosiding/article/view/senter2019p32.