?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Dam%2C+Dinh+Hiep&rft.aulast=Dam&rft.aufirst=Dinh+Hiep&rft.date=October+2019&rft.title=A+Research+on+Conveyor+Belt+3D+Printer+in+Industrial+Applications&rft.genre=proceeding