Padil, M., Sapiddin, A. S. A., Inggit, A. B. and Arifin, A. (2026) “Data Integration Dysfunction in Passport Issuance: An Analysis of Material Legal Defects in the Population Documents of Foreign Nationals”, SIGn Journal of Social Science, 6(2), pp. 545-561. doi: 10.37276/sjss.v6i2.690.