1. Rus, V., Graesser, A.C.: The question generation shared task and evaluation challenge. Natl. Sci. Found. 2009, 1–48 (2009)
2. Aist, G.: Towards automatic glossarization: automatically constructing and administering vocabulary assistance factoids and multiple-choice assessment. Int. J. Artif. Intell. Educ. 12, 212–231 (2001)
3. Brown, J.C., Frishkoff, G.A., Eskenazi, M.: Automatic question generation for vocabulary assessment. In: Proceedings of the conference on Human Language Technology and Empirical Methods in Natural Language Processing, Oct 2005, p. 826
4. Susanti, Y., Iida, R., Tokunaga, T.: Automatic generation of english vocabulary tests. In: Proceedings of the 7th International Conference on Computer Supported Education, CSEDU 2015, vol. 1, pp. 77–87 (2015)
5. Mostow, J., Beck, I.L., Bey, J., Cuneo, A., Sison, J., Tobin, B., Valeri, J.: Using automated questions to assess reading comprehension, vocabulary, and effects of tutorial interventions. Technol. Instr. Cogn. Learn. 2, 103–140 (2004)