Arifah, D. N., N. C. M. Utami, and A. Dulyapit. “Systematic Literature Review: The Effectiveness of PQ4R-Based E-LKPD on Elementary School Students’ Reading Comprehension Skills”. Journal of General Education and Humanities, vol. 5, no. 1, Feb. 2026, pp. 1617–1628, doi:10.58421/gehu.v5i1.1162.