Noulas, A., S. Scellato, C. Mascolo, and M. Pontil. “Exploiting Semantic Annotations for Clustering Geographic Areas and Users in Location-Based Social Networks”. Proceedings of the International AAAI Conference on Web and Social Media, vol. 5, no. 3, Aug. 2021, pp. 32-35, doi:10.1609/icwsm.v5i3.14212.