Sinaga, Roy, 		Manalu, Sulastri, 		Hasballah, Hasballah, AND 		Sinaga, Joslen.
" RANCANG BANGUN MESIN PENGUPAS KULIT KENTANG KAPASITAS 100 KG/JAM" <em>Jurnal Teknologi Mesin UDA</em> [Online], Volume 2 Number 2 (31 December 2021)