Relationship between external and internal loads of professional soccer players during full matches in official games using global positioning systems and heart-rate technology - Torreño, N.; Munguia-Izquierdo, D.; Coutts, A.; Saez de Villarreal, E.; Asian-Clemente, J.; Suarez-Arrones, L. (International Journal of Sports Physiology and Performance, 2016)
Keywords: soccer; load; technology; measuring procedure; heart rate; GPS; sport games