`What it takes`: perceptions of mental toughness and its development in an English Premier League Soccer Academy - Cook, C.; Crust, L.; Littlewood, M.; Nesti, M.; Allen-Collinson, J. (Qualitative Research in Sport, Exercise and Health, 2014)
Keywords: soccer; youth; male; psychic process; psychic characteristics; psychoregulation; stress; development; personality; personality development; Great Britain; sport games; social sciences