Simatupang, Melinda Putri Aprilia, and Lia Nirawati. “Analisis Pengendalian Operasional Administrasi Kepesertaan Dan Inventarisasi Jasa Konstruksi Pada BPJS Ketenagakerjaan Surabaya Karimunjawa”. Economics And Business Management Journal ( EBMJ ) 1, no. 02 (June 25, 2024): 84–90. Accessed March 28, 2026. https://www.ejournal-rmg.org/index.php/EBMJ/article/view/227.