Putra, Mochammad, and Miftakhul Jannah. “PENGARUH SELF TALK POSITIF TERHADAP KONSENTRASI PADA ATLET PANAHAN”. Character Jurnal Penelitian Psikologi 4, no. 2 (June 19, 2017): 11-15. Accessed May 19, 2024. https://ejournal.unesa.ac.id/index.php/character/article/view/42698.