Motivation Index to Improve the Soccer Performance

Jorge A. Ruiz-Vanoye, Alejandro Fuentes-Penna, Daniel Vélez-Díaz, Mónica García Munguía, Jorge Ruiz-Díaz, Fernando Ruiz-Díaz, Ocotlán Díaz-Parra. Motivation Index to Improve the Soccer Performance. IJCOPI, 8(3):45-57, 2017. [doi]

Abstract

Abstract is missing.