The Social Power of a Smile: Casual Greetings and Everyday Trust in Crowded Urban Spaces. Journal of Content Validation, [S. l.], v. 2, n. 3, p. 161–175, 2026. DOI: 10.53273/zxx99n10. Disponível em: https://cvsgm.org/jcv/article/view/39. Acesso em: 13 sep. 2026.