Ningsih, C. M., S. Kusmana, and Y. Gloriani. “Digital Teaching Materials of Logical Thinking - Oriented Exposition Text for X Graders of SMA/MA/SMK”. International Journal of Educational Research Excellence (IJERE), vol. 3, no. 2, Oct. 2024, pp. 755-66, doi:10.55299/ijere.v3i2.1070.