1. Inamullah, H.M.: A study of lower-order and higher-order questions at secondary level. Asian Soc. Sci. 7(9), 149 (2011)
2. Alsubait, T., Parsia, B., Sattler, U.: Automatic generation of analogy questions for student assessment: an ontology-based approach. Res. Learning Technol. 20, (2012)
3. Papasalouros, A., Kanaris, K., Kotis, K.: Automatic generation of multiple choice questions from domain ontologies. In: IADIS e-Learning Conference, pp. 427–434 (2008)
4. Ali, H., Chali, Y., Hasan, S.: Automatic question generation from sentences. In: Proceedings of QG2010: The Third Workshop on Question Generation, pp. 58–67 (2010)
5. Heilman, M.: Automatic factual question generation from text. Ph.D. Dissertation, Carnegie Mellon University (2011)