Ahmad Qasim AlHamad, Khaled Mohammad Alomari, Hisham o. Mbaidin, y Said Salloum. «Prediction of the Digital Game Rating Systems Based on the ESRB». Opción 350 (junio 9, 2019): 1368-1393. Accedido agosto 3, 2025. http://www.produccioncientifica.luz.edu.ve/index.php/opcion/article/view/24085.