SANCHEZ, A. N.(2018). Psychosocial status and cognitive achievement in Peru. REVIEW OF DEVELOPMENT ECONOMICS. (pp. 1 - 25). Recuperado de: 10.1111/rode.12398
Favara, M. y SANCHEZ, A. N.(2017). Psychosocial competencies and risky behaviours in Peru. IZA Journal of Labor & Development. (pp. 1 - 40).