ANUGRAH, Dena. Rancang Bangun Pengukur Laju Detak Jantung Berbasis PLC Mikro. Elinvo (Electronics, Informatics, and Vocational Education), [S. l.], v. 1, n. 3, p. 163–170, 2016. DOI: 10.21831/elinvo.v1i3.10857. Disponível em: https://journal.uny.ac.id/index.php/elinvo/article/view/10857. Acesso em: 9 may. 2025.