ASMI, Ahmad Sahril; BAHAR, Bahar. Model Monitoring Detak Jantung Berbasis Smartphone Menggunakan Nodemcu Esp8266. Progresif: Jurnal Ilmiah Komputer, [S.l.], v. 19, n. 1, p. 299-308, feb. 2023. ISSN 2685-0877. Available at: <http://ojs.stmik-banjarbaru.ac.id/index.php/progresif/article/view/1131>. Date accessed: 02 May. 2024. doi:http://dx.doi.org/10.35889/progresif.v19i1.1131.