Vertesi, J. A., A. Goldstein, D. Enriquez, L. Liu, and K. T. Miller. “Pre-Automation: Insourcing and Automating the Gig Economy”. Sociologica, vol. 14, no. 3, Jan. 2020, pp. 167-93, doi:10.6092/issn.1971-8853/11657.