Gao, Y., L. Bing, P. Li, I. King, and M. R. Lyu. “Generating Distractors for Reading Comprehension Questions from Real Examinations”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 33, no. 01, July 2019, pp. 6423-30, doi:10.1609/aaai.v33i01.33016423.