Jimenez-Olmedo, J. M., Penichet-Tomas, A., Saiz-Colomina, S., Martínez-Carbonell, J. A. and Jove-Tossi, M. A. (2012) “Serve analysis of professional players in beach volleyball”, Journal of Human Sport and Exercise, 7(3), pp. 706–713. doi: 10.4100/jhse.2012.73.10.