Zurita-Ortega, F., N. Medina Medina, R. Chacón-Cuberos, J. L. Ubago-Jiménez, M. Castro-Sánchez, and G. González-Valero. “Design and Validation of the Questionnaire ‘GAMEPLAY’ for the Assessment of Sports Activities”. Journal of Human Sport and Exercise, vol. 13, no. 2proc, July 2018, pp. S178-S188, doi:10.14198/jhse.2018.13.Proc2.02.