Sunayah, S., Angraini, D. , Astria, Y., Susanti, Y. and Jelestari, N. 2025. Strengthening Student Character through Philosophical Foundations: A Systematic Literature Review on Pancasila, Idealism, and Realism in Indonesian Education. PPSDP International Journal of Education. 4, 2 (Dec. 2025), 1594–1607. DOI:https://doi.org/10.59175/pijed.v4i2.677.