Gkoumas, Konstantinos, and Anastasios Tsakalidis. “A Framework for the Taxonomy and Assessment of New and Emerging Transport Technologies and Trends”. Transport 34, no. 4 (September 12, 2019): 455-466. Accessed February 23, 2025. https://btp.vilniustech.lt/index.php/Transport/article/view/9318.