# Tram System as a Challenge for Smart and Sustainable Urban Public Transport: Effects of Applying Bi-Directional Trams

> Research article (Energies, 2022) · cited 11× · AI/ML

**Wikidata**: [openalex:W4290466090](https://www.wikidata.org/wiki/openalex:W4290466090)  
**Source**: https://4ort.xyz/entity/tram-system-as-a-challenge-for-smart-and-sustainable-urban-public-transport-effects-of-applying-bi-directional-trams