SETIYANI, Esti; MUSADAD, Akhmad Arif; WAHYUNI, Sri; ABIDIN, Nur Fatah. Peningkatan Keaktifan dan Kerja Sama Melalui Pendekatan 4C dan Problem Posing dalam Pembelajaran Sejarah di Kelas X IPS 2 SMAN 8 Surakarta. Yupa: Historical Studies Journal, [S. l.], v. 2, n. 2, p. 126–136, 2020. DOI: 10.30872/yupa.v2i2.133. Disponível em: https://jurnal.fkip.unmul.ac.id/index.php/yupa/article/view/133. Acesso em: 1 apr. 2026.