Generating Natural Language Questions to Support Learning On-Line David Lindberg author Fred Popowich author John Nesbit author Phil Winne author 2013-08 text Proceedings of the 14th European Workshop on Natural Language Generation Albert Gatt editor Horacio Saggion editor Association for Computational Linguistics Sofia, Bulgaria conference publication lindberg-etal-2013-generating https://aclanthology.org/W13-2114/ 2013-08 105 114