Gourzi Μαρία, Filippou Κωνσταντίνα, Kagiorgi Ειρήνη, and Zourbanos Νίκος. 2007. “The Relationship Between Competitive State Anxiety and Self-Talk During Performance in Swimmers”. Inquiries in Physical Education and Sport 5 (1):173-78. https://doi.org/10.26253/heal.uth.ojs.ispe.2007.1193.