Khalilov, M., J. Fonollosa, Zamora-Mart´ınezF., M. J. Castro-Bleda, and S. España-Boquera. “Neural Network Language Models to Select the Best Translation”. Computational Linguistics in the Netherlands Journal, Vol. 3, Dec. 2013, pp. 217-33, https://clinjournal.org/clinj/article/view/34.