Language Loss Index for Speakers of Indigenous Languages. Asia Pacific Journal of Social and Behavioral Sciences, [S. l.], v. 11, p. 22–30, 2014. DOI: 10.57200/apjsbs.v11i0.44. Disponível em: https://apjsbs.buksu.edu.ph/index.php/APJSBS/article/view/79. Acesso em: 4 jun. 2026.