Pulido-Pedrero, S. ., R. . de la Vega-Marcos, and J. . Pedro Fuentes-García. “Achievement Motivation in Elite Combat Athletes: Computerised Objective Assessment”. Revista De Psicología Del Deporte (Journal of Sport Psychology), vol. 29, no. 1, Sept. 2020, pp. 75–82, https://mail.rpd-online.com/index.php/rpd/article/view/48.