Fauzi, Akhmad. “Analysis of the Effectiveness of Using Contractual Sentences (Sighat) in Islamic Marriages in Indonesia: John Langshaw Austin’s Speech Act Theory Perspective”. J-CEKI : Jurnal Cendekia Ilmiah 4, no. 5 (August 9, 2025): 1275–1286. Accessed July 27, 2026. https://al-haramjournal.id/J-CEKI/article/view/11053.