HEROLD, Irene M.H. Gratitude and Learning. Library Leadership & Management, [S. l.], v. 38, n. 4, 2025. DOI: 10.5860/llm.v38i4.7643. Disponível em: https://llm.corejournals.org/llm/article/view/7643. Acesso em: 1 apr. 2026.