# Are we there yet? Assessing smartphone apps as full-fledged tools for activity-travel surveys

> Research article (Transportation, 2020) · cited 29× · AI/ML

**Wikidata**: [openalex:W3081213223](https://www.wikidata.org/wiki/openalex:W3081213223)  
**Source**: https://4ort.xyz/entity/are-we-there-yet-assessing-smartphone-apps-as-full-fledged-tools-for-activity-travel-surveys