Jamil, F., Fakhruddin, F. and Izzuddin, A. 2023. Registration of Unregistered Marriages on the Family Card from the Perspective of Soerjono Soekanto’s Legal Effectiveness Theory. Jurnal Independent. 11, 2 (Sep. 2023), 473–490. DOI:https://doi.org/10.30736/ji.v11i2.236.