Athira Fatin Naura, and Wahyuni Andriana Sofa. “Pemodelan Determinan Pengeluaran Kesehatan Katastropik Rumah Tangga Pekerja Informal Dengan Regresi Logistik Firth”. Limits: Journal of Mathematics and Its Applications 21, no. 3 (November 15, 2024): 383–395. Accessed January 24, 2026. https://journal.its.ac.id/index.php/limits/article/view/5725.