S. Aslamia and R. Hidayat, “A Maqasid Sharia Perspective on the Cancellation of BPJS PBI Participation Contracts in Healthcare Services: Tinjauan Maqashid Syariah Terhadap Pembatalan Akad Kepesertaan BPJS PBI Dalam Layanan Kesehatan”, ijler, vol. 21, no. 3, p. 10.21070/ijler.v21i3.1640, Aug. 2026.