Application of the BLEU Method for Evaluating Free-text Answers in an E-learning Environment Diana Pérez author Enrique Alfonseca author Pilar Rodríguez author 2004-05 text Proceedings of the Fourth International Conference on Language Resources and Evaluation (LREC’04) Maria Teresa Lino editor Maria Francisca Xavier editor Fátima Ferreira editor Rute Costa editor Raquel Silva editor European Language Resources Association (ELRA) Lisbon, Portugal conference publication perez-etal-2004-application https://aclanthology.org/L04-1384/ 2004-05