Layas, Fatma, Helen Petrie, and Christopher Power. “A Cross-Cultural Study of Motivations to Participate in a Crowdsourcing Project to Support People With Disabilities”. Proceedings of the AAAI Conference on Human Computation and Crowdsourcing 3, no. 1 (September 23, 2015): 18–19. Accessed May 7, 2026. https://ojs.aaai.org/index.php/HCOMP/article/view/13255.