Nurmatias, F., S. Sulistyandari, and M. Dina. “Perspektif Hukum Islam Terhadap Iuran BPJS Kesehatan”. IQTISHADUNA: Jurnal Ilmiah Ekonomi Kita, Vol. 6, no. 2, Dec. 2017, pp. 132-59, https://ejournal.isnjbengkalis.ac.id/index.php/iqtishaduna/article/view/108.