1. Step-by-Step Guide to Qualitative Data Coding [Internet];Adu,2019
2. The future and sustainability of carpooling practices. An identification of research challenges;Aguiléra;Sustainability,2021
3. Urban mobility planning and path optimization in mobility as a service (MaaS) using machine learning;Ali,2024
4. Faster, broader, and deeper! Suggested directions for research on net-zero transitions;Andersen;Oxf. Open Energy,2023
5. The development of Mobility-as-a-Service in the Helsinki metropolitan area: a multi-level governance analysis;Audouin;Res. Transp. Bus. Manag.,2018