Saudi, Jeremi Heryandi, Kalfin Kalfin, and Ni Luh Sri Diantini. 2025. “Insurance Premium Determination Model Using The Cobb-Douglas Regression Method On Shallot Production”. Mathline : Jurnal Matematika Dan Pendidikan Matematika 10 (4):1011-28. https://doi.org/10.31943/mathline.v10i4.1051.