Sustainable Transportation in Indonesia: Opportunities for Environmentally Friendly Shuttle Services on the Bandung-Jakarta RouteMochammad Rifky Pamungkas, Erna Maulina, Ria Arifianti and Anang MuftiadiE3S Web Conf., 611 (2025) 03006DOI: https://doi.org/10.1051/e3sconf/202561103006