Melinta Br PA, et al. “Maintenance of Karo Language Among Teenagers in Tanjung Merahe Village, Selesai District, Langkat Regency (Socio- Linguistic Study)”. Journal of Practice Learning and Educational Development , vol. 6, no. 1, Mar. 2026, pp. 278-83, doi:10.58737/jpled.v6i1.770.