Download File Utd21.3.zip -

Versions of the UTD are often hosted on platforms like Kaggle or GitHub under urban mobility research projects.

Could you clarify if you are having the zip file or if you need a specific citation for a research project?

If you are looking for the technical documentation or the official paper to cite, you can typically find it on:

(or similar variations depending on the specific year of release). Key Information Regarding the File