Verdiansyah, M. Z., Sahiruddin, S. and Degeng, P. D. D. (2020) “Text Complexity in Reading Texts of Indonesian Senior High School English Textbooks Using Coh- Metrix 3.0”, Diglossia: Jurnal Kajian Ilmiah Kebahasaan dan Kesusastraan, 12(1), pp. 1–10. doi: 10.26594/diglossia.v12i1.1925.