ASR-based CALL systems and learner speech data: new resources and opportunities for research and development in second language learning Catia Cucchiarini author Steve Bodnar author Bart Penning de Vries author Roeland van Hout author Helmer Strik author 2014-05 text Proceedings of the Ninth International Conference on Language Resources and Evaluation (LREC’14) Nicoletta Calzolari editor Khalid Choukri editor Thierry Declerck editor Hrafn Loftsson editor Bente Maegaard editor Joseph Mariani editor Asuncion Moreno editor Jan Odijk editor Stelios Piperidis editor European Language Resources Association (ELRA) Reykjavik, Iceland conference publication cucchiarini-etal-2014-asr https://aclanthology.org/L14-1181/ 2014-05 2708 2714