Łukasiewicz, Agnieszka, Marcin Świtała, Ewa Kamińska, and Katarzyna Regulska. “Sustainable Urban Mobility and MaaS Implementation – Selected European and Polish Case Studies”. Roads and Bridges – Drogi i Mosty 22, no. 3 (September 30, 2023): 225–241. Accessed April 18, 2025. https://rabdim.pl/index.php/rb/article/view/v22n3p225.