Adaptation and psychometric properties of Psychological Skills Inventory for Sport (PSIS-R5) in Latvian athletes: Insights and implications for practice - Katrina Volgemute; Gundega Ulme; Viktorija Perepjolkina; Renars Licis; Agita Abele; Rodrigo Lavins; Alina Klonova; Anna Tihija; Everts Grants (PLoS ONE, 2025)