Fernández-Echeverria, C., Gil, A., García-González, L., Carrasco, F., Claver, F. and Del Villar, F. 2013. Employment time-out in volleyball formative stages. Journal of Human Sport and Exercise. 8, 3proc (Dec. 2013), S591-S600. DOI:https://doi.org/10.4100/jhse.2013.8.Proc3.04.