Eka Susanti, Fitri Maya Puspita, Siti Suzlin Supadi, Evi Yuliza and Ahmad Farhan Ramadhan 2023. Improve Fuzzy Inventory Model of Fractal Interpolation with Vertical Scaling Factor. Science and Technology Indonesia. 8, 4 (Oct. 2023), 654–659. DOI:https://doi.org/10.26554/sti.2023.8.4.654-659.