ZINAL, N.; AHMAD YUSOF, A. H. .; MAHADZIR, C. A.; ABD RAZAK, M. S. . Pengesan Degupan Jantung Menggunakan Sistem GPS dan NodeMCU. Multidisciplinary Applied Research and Innovation, [S. l.], v. 2, n. 2, p. 101–107, 2021. Disponível em: https://publisher.uthm.edu.my/periodicals/index.php/mari/article/view/1896. Acesso em: 1 mar. 2024.