H.Harahap, Bhakti

• Jurnal Geologi dan Sumberdaya Mineral Vol. 17 No. 4 (2007): Jurnal Sumber Daya Geologi - Article
  PETROLOGI BATUAN MAGMATIS NEOGEN DAERAH PANGKALAN KOTABARU LIMAPULUH KOTA SUMATERA BARAT
  Abstract  PDF
• Jurnal Geologi dan Sumberdaya Mineral Vol. 16 No. 2 (2006): Jurnal Sumber Daya Geologi - Article
  The Stratigraphy and Lithology of the Kuma River area Buru Island, Maluku
  Abstract  Untitled
• Jurnal Geologi dan Sumberdaya Mineral Vol. 16 No. 6 (2006): Jurnal Sumber Daya Geologi - Article
  Petrology of Lava from The Maninjau Lake, West Sumatera
  Abstract  Untitled