Womsiwor, Olla, Nurmaini Nurmaini, Afdal Zikri, Hendra Hendra, Amrizal Amrizal, Yudistira Yudistira, and Fanny Batubara. 2018. “Rancang Bangun Mesin Pengupas Dan Pencuci Singkong Tipe Horizontal”. Journal of Applied Agricultural Science and Technology 2 (2), 11-19. https://doi.org/10.32530/jaast.v2i2.40.