“Tracing Historical Linguistic Kinship: A Lexicostatistical Study on Dayak Ngaju and Banjar Kuala Languages in Kalimantan”. EJI (English Journal of Indragiri): Studies in Education, Literature, and Linguistics, vol. 10, no. 1, Jan. 2026, pp. 160-77, https://doi.org/10.61672/eji.v10i1.3064.