Maddalena, Eddy, Marco Basaldella, Dario De Nart, Dante Degl’Innocenti, Stefano Mizzaro, and Gianluca Demartini. 2016. “Crowdsourcing Relevance Assessments: The Unexpected Benefits of Limiting the Time to Judge”. Proceedings of the AAAI Conference on Human Computation and Crowdsourcing 4 (1):129-38. https://doi.org/10.1609/hcomp.v4i1.13284.