Rancangan Bangun Sistem Pendeteksi Kebocoran Gas LPG Menggunakan Nodemcu ESP866 Berbasis Internet: teknik elektro. SPEJ [Internet]. 2022 Dec. 29 [cited 2026 Feb. 1];6(1):33-41. Available from: https://journal.ipm2kpe.or.id/index.php/SPEJ/article/view/4394