-, W. Rancang Bangun Sound Level Meter Berbasis Mikrokontroler AT89S51. JURNAL ILMU FISIKA | UNIVERSITAS ANDALAS, [S. l.], v. 1, n. 1, p. 31–38, 2009. DOI: 10.25077/jif.1.1.31-38.2009. Disponível em: http://jif.fmipa.unand.ac.id/index.php/jif/article/view/34. Acesso em: 25 nov. 2024.