Dayu, J. A. T., & Mulyana, O. P. (2025). Eksplorasi Efikasi Diri pada Atlet Taekwondo Poomsae Surabaya: Perseverance, Confidence, and Adaptability. Character Jurnal Penelitian Psikologi, 12(02), 928–937. https://doi.org/10.26740/cjpp.v12n02.p928-937