Amran A, Sutikno J, Pratama KW. Article RETRACTED due to manipulation by the authors Mejorar la motivación de aprendizaje de los estudiantes a través del aprendizaje diferenciado en la asignatura de educación deportiva (Improving students’ learning motivation through differentiate learning in sports education subject): Article RETRACTED due to manipulation by the authors. Retos [Internet]. 2024 Oct. 2 [cited 2026 Jun. 10];59:912-2. Available from: https://revistaretos.org/index.php/retos/article/view/103014