Tantangan dan Strategi Pemertahanan Bahasa Indonesia oleh Civitas Akademika PBSI Universitas Muhammadiyah Surakarta. Education for Future Learning & Research Journal (EDUFULER), [S. l.], v. 1, n. 1, p. 40–58, 2026. Disponível em: https://journals.futuristik.id/EDUFULER/article/view/2. Acesso em: 13 jun. 2026.