Aryani, M. A., and M. Muqorrobin. “DETERMINAN WILLINGNESS TO PAY (WTP) IURAN PESERTA BPJS KESEHATAN”. Jurnal Ekonomi &Amp; Studi Pembangunan, vol. 14, no. 1, Apr. 2013, pp. 44-57, https://journal.umy.ac.id/index.php/esp/article/view/1245.