DIVYANSH SRIVASTAVA; VARSHINI A. LPG Gas Monitoring and Cylinder Booking Alert System. International Journal of Progressive Research in Science and Engineering , [S. l.], v. 2, n. 5, p. 12–17, 2021. Disponível em: https://journal.ijprse.com/index.php/ijprse/article/view/263. Acesso em: 2 may. 2024.