Sarne, David, and Michael Lepioshkin. “Effective Prize Structure for Simple Crowdsourcing Contests With Participation Costs”. Proceedings of the AAAI Conference on Human Computation and Crowdsourcing 5, no. 1 (September 21, 2017): 167-176. Accessed April 25, 2024. https://ojs.aaai.org/index.php/HCOMP/article/view/13305.