Sulaiman, M. “Legalization of Unregistered Marriages: Policy Response to Nikah Siri and the Normalization of Isbat Nikah in Aceh”. JURNAL ILMIAH GEMA PERENCANA, vol. 4, no. 1, June 2025, pp. 233-64, doi:10.61860/jigp.v4i1.213.