@misc{ais_repository_2243,
  title = {ANALISIS KESTABILAN TEROWONGAN MENGGUNAKAN METODE ROCK TUNNELLING QUALITY INDEX (Q-SYSTEM) DITAMBANG BATUBARA PT. ALLIED INDO COAL JAYA KOTA SAWAHLUNTO  PROVINSI SUMATERA BARAT},
  author = {None},
  year = {2021},
  publisher = {TEKNIK PERTAMBANGAN},
  howpublished = {Repository AIS},
  note = {oai:ais:library-item:3009}
}