Yulita C. Age, M., Suyono, D. Widiyartono, and N. Hikmah. “A Comparison of Linguistic Complexity-Based Readability Methods in Educational Texts: Systematic Literature Review”. International Journal of Education, Vocational and Social Science , Vol. 5, no. 03, June 2026, pp. 335-50, doi:10.63922/ijevss.v5i03.4080.