Behm & Sale (1993), “Intended rather than actual movement velocity determines velocity specific training response” Journal of Applied Physiology 74 (1), pp.1345-1347.
Clarke and Clarke (1970), “Research Process in Physical Education, Recreation and Health”, Englewood Cliffs, N.J:Prentice –Hall, Inc, pp.12-16.
Cadman, John Hockey (1985), “ The Skill of the Game” Marlborough:, Wiltshire: the Crowood Press, pp.290-294.