Kim, Yongsung, Emily Harburg, Shana Azria, Elizabeth Gerber, Darren Gergle, and Haoqi Zhang. “Enabling Physical Crowdsourcing On-the-Go With Context-Sensitive Notifications”. Proceedings of the AAAI Conference on Human Computation and Crowdsourcing 3, no. 1 (September 23, 2015): 14–15. Accessed May 7, 2026. https://ojs.aaai.org/index.php/HCOMP/article/view/13252.