“Penerapan Model Tingkat Suku Bunga Cox Ingersoll Ross (CIR) Dalam Menentukan Iuran Normal Pensiun”. Jurnal EurekaMatika 10, no. 2 (November 1, 2022): 111–120. Accessed July 1, 2026. https://ejournal-science.upi.edu/jem/article/view/58.