SUMER, J. J. Phonological and Morphological Variation of Ibanag Language . International Journal of Arts, Sciences and Education, [S. l.], v. 5, n. 1, p. 108–124, 2024. Disponível em: https://ijase.org/index.php/ijase/article/view/317. Acesso em: 7 may. 2026.