# Progress of IoT Research Technologies and Applications Serving Hajj and Umrah

> Research article (Arabian Journal for Science and Engineering, 2021) · cited 79× · AI/ML

**Wikidata**: [openalex:W3173703426](https://www.wikidata.org/wiki/openalex:W3173703426)  
**Source**: https://4ort.xyz/entity/progress-of-iot-research-technologies-and-applications-serving-hajj-and-umrah