Waruwu, Opirman. 2026. “THE VITALITY OF THE NIAS LANGUAGE IN THE ERA OF GLOBALIZATION: A SOCIOLINGUISTIC STUDY OF THE YOUNGER GENERATION”. KOHESI : Jurnal Pendidikan Bahasa Dan Sastra Indonesia 6 (1), 77-93. https://doi.org/10.57094/kohesi.v6i1.4973.