DR. I. M. KORACHAGAON; PAVANKUMAR H; SANDEEP P; MOHITKUMAR L. ZIGBEE BASED RAILWAY AUTOMATION SYSTEM WITH ADVANCED APPLICATIONS . International Journal of Innovations in Engineering Research and Technology, Maharashatra, India, p. 1–6, 2021. Disponível em: https://repo.ijiert.org/index.php/ijiert/article/view/1237. Acesso em: 1 aug. 2025.