TY  - RPRT
TI  - Introduction to the special issue on smart transportation
AU  - Xu, Bo
AU  - Thakur, Gautam
PY  - 2021
DO  - 10.1007/s10707-021-00432-3
UR  - https://www.osti.gov/biblio/1775198
ID  - 1775198
ER  -