SUKMANA, G. D. SF42 Implementasi Sistem Akusisi Sinyal Jantung Berbasis Phonocardiography dengan Sensor Suara. SinarFe7, [S. l.], v. 8, n. 1, p. 281–286, 2026. Disponível em: https://journal.fortei7.org/index.php/sinarFe7/article/view/930. Acesso em: 11 sep. 2026.