Tambunan, L. R. ., S. Kirani, A. Simarmata, and I. Sitorus. “Social Marginalization of Access to BPJS Ketenagakerjaan for Tradition Music Groups”. International Journal of Libraries, Information and Archives, vol. 1, no. 1, Aug. 2025, https://journal.formosapublisher.org/index.php/ijlia/article/view/14843.