WIDYASTUTI, Candra; HIDAYATULLAH, Furqon; PURNAMA, Sapta Kunta; EKAWATI, Febriani Fajar; HIDAYAT, Muhammad; ROCHMANI, Kumala Windya; PRABOWO, Trisnar Adi; YULIANTO, Wahyu Dwi. Desarrollo del modelo de imágenes PETTLEP para aumentar la autoeficacia en atletas de karate (Developing PETTLEP Imagery Model to Improve Self-Efficacy of Karate Athletes). Retos, [S. l.], v. 55, p. 938–945, 2024. DOI: 10.47197/retos.v55.106128. Disponível em: http://www.revistaretos.org/index.php/retos/article/view/106128. Acesso em: 29 sep. 2025.