Aydin, B., Yavuz Selim Yilmaz, Y. S. Y., Li, Y., Li, Q., Gao, J., & Demirbas, M. (2014). Crowdsourcing for Multiple-Choice Question Answering. Proceedings of the AAAI Conference on Artificial Intelligence, 28(2), 2946-2953. https://doi.org/10.1609/aaai.v28i2.19016