LIU, Shuting. Martin Seligman’s Theory in the Perspective of Positive Psychology. International Journal of Social Sciences and Public Administration, U.K., v. 3, n. 3, p. 290–293, 2024. DOI: 10.62051/ijsspa.v3n3.35. Disponível em: https://wepub.org/index.php/IJSSPA/article/view/2300. Acesso em: 24 jul. 2026.