Cepero, M., Romero-Sánchez, D., Rojas-Ruiz, F. J. and de la Cruz-Márquez, J. C. (2012) “Differences of functional fitness in adults after 9 months of combined exercise training program”, Journal of Human Sport and Exercise, 7(1), pp. 321–330. doi: 10.4100/jhse.2012.71.10.