Sarjono, Haryadi, Lim Sanny, Ina Melati, and . . “Supply Chain Design of Potato Commodity in Wonosobo Regency, Central Java - Indonesia”. International Journal of Engineering & Technology 7, no. 4.4 (September 15, 2018): 42–45. Accessed April 29, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/19607.