?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=OCTAVIAN&rft.aufirst=HERWIN&rft.au=OCTAVIAN%2C+HERWIN&rft.degree=Other&rft.tpages=3&rft.date=15+December+2017&rft.inst=Sekolah+Tinggi+Teknologi+Dumai&rft.title=WAKTU+STANDAR+DALAM+PROSES+PEMBONGKARAN+DAN+PEMASANGAN+MESIN+NIAGARA+FILTER+DI+PT+WILMAR+NABATI+DUMAI