ERNI YUDANINGTYAS; ACHSANUL KHABIB; WARU DJURIATNO; DIONYSIUS JOSEPH DJOKO HERRY SANTJOJO. ELECTRET CONDENSER MICROPHONE AS SENSOR IN ARTERIAL PULSE RECORDING DEVICE . GEOMATE Journal, [S. l.], v. 19, n. 72, p. 14–19, 2020. Disponível em: https://geomatejournal.com/geomate/article/view/1102. Acesso em: 29 apr. 2024.