Valdivia-Moral PA, Fernández-Revelles AB, Muros-Molina JJ, Chacón-Cuberos R. Effectiveness indices evaluating time in physical education: Example in Motor Games. J. Hum. Sport Exerc. [Internet]. 2018 Jul. 18 [cited 2024 May 9];13(2proc):S529-S540. Available from: https://www.jhse.ua.es/article/view/2018-v13-n2-proc-effectiveness-indices-evaluating-time-physical-