KUSUMANINGRUM, E.; HERMAWAN, H. B.; SUMARSONO; HARIYADI, D. Analisis kualitas udara menggunakan internet of things di pintu perlintasan kereta api. Jurnal CoSciTech (Computer Science and Information Technology), [S. l.], v. 4, n. 3, p. 574–579, 2023. DOI: 10.37859/coscitech.v4i3.6219. Disponível em: https://ejurnal.umri.ac.id/index.php/coscitech/article/view/6219. Acesso em: 17 apr. 2026.