S. Egger-Lampl, J. Redi, T. Hoßfeld, M. Hirth, S. Möller, B. Naderi, C. Keimel, and D. Saupe. Evaluation in the Crowd. Crowdsourcing and Human-Centered Experiments: Dagstuhl Seminar 15481, Dagstuhl Castle, Germany, November 22--27, 2015, Revised Contributions, page 154--190. Springer International Publishing, (2017)
D. Martin, S. Carpendale, N. Gupta, T. Hoßfeld, B. Naderi, J. Redi, E. Siahaan, and I. Wechsung. Evaluation in the Crowd. Crowdsourcing and Human-Centered Experiments: Dagstuhl Seminar 15481, Dagstuhl Castle, Germany, November 22--27, 2015, Revised Contributions, page 27--69. Springer International Publishing, (2017)