Fatehkia, Masoomali, Benjamin Coles, Ferda Ofli, and Ingmar Weber. “The Relative Value of Facebook Advertising Data for Poverty Mapping”. Proceedings of the International AAAI Conference on Web and Social Media 14, no. 1 (May 26, 2020): 934-938. Accessed August 9, 2020. https://aaai.org/ojs/index.php/ICWSM/article/view/7361.