Casasola Murillo Édgar, Antonio Leoni de León, y Marín Raventós Gabriela. «Evaluation of Potential Features Present in Short Texts in Spanish in Order to Classify Them by Polarity». Káñina 40, no. 4 (agosto 16, 2017): 21–32. Accedido abril 19, 2024. https://revistas.ucr.ac.cr/index.php/kanina/article/view/30223.