Sebayang, Diki, 		Surbakti, Lucky, 		Hasballah, T., AND 		Pardede, Saut.
" RANCANG BANGUN MESIN PEMOTONG RING CUP MINUMAN  SISTEM ROTARI KAPSITAS 5/KG PER JAM" <em>Jurnal Teknologi Mesin UDA</em> [Online], Volume 1 Number 1 (7 June 2023)