Proceedings of the 9th Workshop on NLP for Computer Assisted Language Learning

Proceedings of the 9th Workshop on NLP for Computer Assisted Language Learning David Alfter editor Elena Volodina editor Ildikó Pilan editor Herbert Lange editor Lars Borin editor 2020-11 LiU Electronic Press Gothenburg, Sweden text conference publication nlp4call-2020-nlp https://aclanthology.org/2020.nlp4call-1.0/