@Article{ VICIANA_MAYORGA:18-38,

author = { JESÚS VICIANA RAMÍREZ and DANIEL MAYORGA VEGA } ,

title = { Influence of the pre-service training program on coaches' instructions delivered to youth soccer players },

journal = { International Journal of Sport Psychology },

year = { 2015 },

volume = { 46 },

pages = { 18-38 },

}