WU, C. A Semiotic Study of Duan Inkstones as Tourist Souvenirs from the Tourists’ Perspectives. Nurture, [S. l.], v. 20, n. 1, p. 1–11, 2026. DOI: 10.55951/nurture.v20i1.1058. Disponível em: http://nurture.org.pk/index.php/NURTURE/article/view/1058. Acesso em: 14 jan. 2026.