YADI, S.; SARI, I. L.; SEPTEMI, Y.; HELITA, H.; ELESTI, Y. Systematic Literature Review: Branches of Philosophy and Schools of Thought in Philosophy. PPSDP International Journal of Education, [S. l.], v. 4, n. 2, p. 38–56, 2025. DOI: 10.59175/pijed.v4i2.647. Disponível em: https://ejournal.ppsdp.org/index.php/pijed/article/view/647. Acesso em: 12 aug. 2026.