Harefa, S. T. H., K. M. E. Telaumbanua, A. Laoli, and H. Daeli. “Improving Seventh Grade Students’ Reading Comprehension through Nias Local Culture Based Flashcards: A Classroom Action Research”. NOBEL: Journal of Literature and Language Teaching, vol. 17, no. 2, Oct. 2026, pp. 197-13, doi:10.15642/NOBEL.2026.17.2.197-213.