BHATIA, D.; JAIN, R. Vacuum Tube-Based Train Waste Collection and Segregation Technique. iJournals:International Journal of Software & Hardware Research in Engineering ISSN:2347-4890, [S. l.], v. 12, n. 1, 2024. Disponível em: https://ijournals.in/journal/index.php/ijshre/article/view/224. Acesso em: 4 oct. 2025.