@inproceedings{yoon-etal-2012-vocabulary, title = "Vocabulary Profile as a Measure of Vocabulary Sophistication", author = "Yoon, Su-Youn and Bhat, Suma and Zechner, Klaus", editor = "Tetreault, Joel and Burstein, Jill and Leacock, Claudia", booktitle = "Proceedings of the Seventh Workshop on Building Educational Applications Using {NLP}", month = jun, year = "2012", address = "Montr{\'e}al, Canada", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/fix-sig-urls/W12-2021/", pages = "180--189" }