NURHUDA, KURNIAWAN; JANNAH, MIFTAKHUL. PENGARUH MEDITASI MINDFULNESS TERHADAP MENTAL TOUGHNESS PADA ATLET LARI 400 M. Character Jurnal Penelitian Psikologi, [S. l.], v. 5, n. 3, 2018. DOI: 10.26740/cjpp.v5i3.26185. Disponível em: https://ejournal.unesa.ac.id/index.php/character/article/view/26185. Acesso em: 4 dec. 2024.