Ramazani, S., Esmaeilzadeh Ghandhari, M., Fahimdovin, H., & Paymani Zad, H. "Designing a Psychological Empowerment Model for Coaches in Sports Based on Data Theory", Sport Psychology Studies, 11, 40, 2022, 125–177. doi: 10.22089/spsyj.2021.10707.2193