Generating Concept Map Exercises from Textbooks Andrew Olney author Whitney Cade author Claire Williams author 2011-06 text Proceedings of the Sixth Workshop on Innovative Use of NLP for Building Educational Applications Joel Tetreault editor Jill Burstein editor Claudia Leacock editor Association for Computational Linguistics Portland, Oregon conference publication olney-etal-2011-generating https://aclanthology.org/W11-1414/ 2011-06 111 119