System Control of Prototype Forklift Using Android and ESP32 Based on MQTT Communication. Digital Zone: Jurnal Teknologi Informasi dan Komunikasi, [S. l.], v. 15, n. 2, p. 196–207, 2024. DOI: 10.31849/digitalzone.v15i2.22724. Disponível em: https://journal.unilak.ac.id/index.php/dz/article/view/22724. Acesso em: 1 dec. 2025.