# Public Transport COVID-19-Safe: New Barriers and Policies to Implement Effective Countermeasures under User’s Safety Perspective

> Research article (Sustainability, 2022) · cited 33× · AI/ML

**Wikidata**: [openalex:W4214887677](https://www.wikidata.org/wiki/openalex:W4214887677)  
**Source**: https://4ort.xyz/entity/public-transport-covid-19-safe-new-barriers-and-policies-to-implement-effective-countermeasures-under-users-safety-persp