Harahap, P. H., Lenny Gusti Arini, Dewi Ramayani, Asni Nasution, Murni Hati Harahap, Juni Arpah, Ruth Mevy Sitorus, and Julia Rahmadani. “Devolovment Language Indonesian Writing Materials at SD Negeri 060837 Medan”. International Journal of Educational Research Excellence (IJERE), vol. 4, no. 2, Sept. 2025, pp. 849-51, doi:10.55299/ijere.v4i2.1581.