AZMAN, Muhammad Iqbal; WAN KAIRUDDIN, Wan Nur Hafsha. IoT-Based Early Warning Detection System for LPG Leakage Using Raspberry Pi. Evolution in Electrical and Electronic Engineering, [S. l.], v. 3, n. 2, p. 467–473, 2022. Disponível em: https://periodical.uthm.edu.my/index.php/eeee/article/view/7766. Acesso em: 15 aug. 2026.