Flores-Saviaga, C., Y. Li, B. Hanrahan, J. Bigham, and S. Savage. “The Challenges of Crowd Workers in Rural and Urban America”. Proceedings of the AAAI Conference on Human Computation and Crowdsourcing, vol. 8, no. 1, Oct. 2020, pp. 159-62, doi:10.1609/hcomp.v8i1.7475.