AHMAD, Idrus. Referent Langsung, Tak Langsung, Gaib, dan Plesetan (Kajian Pengembangan Teori Ferdinand De Saussure). Titian: Jurnal Ilmu Humaniora, [S. l.], v. 5, n. 2, p. 211 – 219, 2021. DOI: 10.22437/titian.v5i2.15700. Disponível em: https://www.online-journal.unja.ac.id/titian/article/view/15700. Acesso em: 26 apr. 2026.