Syaifudin, Syaifudin, Muhammad Wahyu Firmansyah, Muhammad Zainuri, Siska Anggraeni, Muhammad Wahyu Romadhon, Fery , Lasiyano A, Dimas Eko C, Rosikhul Islah I, and Baso Mukramin. 2019. “Corn Transformation Machine As Media Increases Threshing Productivity of Corn Village Prupuh, Panceng Sub - District, Gresik Regency”. Kontribusia : Research Dissemination for Community Development 2 (2):28-33. https://doi.org/10.30587/kontribusia.v2i2.1006.