Wulandari, F., C. B. Sitorus, E. Simanjuntak, P. T. B. . Ginting, T. Hutagalung, and N. Azizah. “Developing Teaching Materials for Writing Explanatory Texts Based on Google Form File Upload Options Using Innovative Strategies”. Jurnal Pembelajaran Bahasa Dan Sastra, vol. 4, no. 6, Dec. 2025, pp. 1995-10, doi:10.55909/jpbs.v4i6.1011.