Urrutia Medina, Juan, Chile

• Retos Vol. 49 (2023) - Original Research Article
  Perception of physical self-concept in secondary school students in Physical Education classes
  Abstract  PDF (Español (España))
• Retos Vol. 48 (2023) - Original Research Article
  Role of physical self-concept, achievement motivation and attitudes towards Physical Education according to the sex
  Abstract  PDF (Español (España))