P. Aulia, D. Puspasari, T. Fajrika, and Y. F. Salfina, “Efectividad del entrenamiento mental para aumentar la autoeficacia y reducir la ansiedad competitiva en deportistas (Effectiveness of mental training to increase self-efficacy and reduce competition anxiety in athletes)”, Retos, vol. 58, pp. 511–515, Sep. 2024, doi: 10.47197/retos.v58.107680.