Fei Yang, Yanan Wang, and Luobin Zhang. “Cultivation and Regression Analysis of Children’s Mental Toughness under the Intervention of Sports Perseverance Mechanism”. Revista de Psicología del Deporte (Journal of Sport Psychology) 31, no. 4 (February 22, 2023): 106–114. Accessed May 26, 2024. https://rpd-online.com/index.php/rpd/article/view/978.