PAZMIÑO-VAQUE, K. G.; GARCÍA-LOOR, M. I. Vulnerability in learning at the cognitive level in elementary school students. International journal of social sciences, [S. l.], v. 5, n. 3, p. 160-166, 2022. DOI: 10.21744/ijss.v5n3.1919. Disponível em: https://sloap.org/journal/index.php/ijss/article/view/1919. Acesso em: 16 jun. 2026.