LAGOS SAN MARTÍN, N. G.; PALMA LUENGO, M. R.; OSSA CORNEJO, C. J. Longitudinal Study Of School Anxiety In Chilean Children In Primary Education. Costa Rican Journal of Psychology, [S. l.], v. 41, n. 1, p. 9–21, 2022. DOI: 10.22544/rcps.v41i01.01. Disponível em: https://rcps-cr.org/openjournal/index.php/RCPs/article/view/159. Acesso em: 5 aug. 2026.