Motivating Students through On-Line Competition: An Analysis of Satisfaction and Learning Styles. - Luisa M. Regueras; Elena Verdú; María Jesús Verdú; María Ángeles Pérez 001; Juan Pablo de Castro; María F. Muñoz (ICWL, 2008)

Effects of Competitive E-Learning Tools on Higher Education Students: A Case Study. - Luisa M. Regueras; Elena Verdú; María F. Muñoz; María Ángeles Pérez 001; Juan Pablo de Castro; María Jesús Verdú (IEEE Trans. Educ., 2009)