X-Ray Computed Tomography Analysis of Sajau Coal, Berau Basin, Indonesia: 3D Imaging of Cleat and Microcleat Characteristics

by Ahmad Helman Hamdani
Published 2015-01-01

Tectonic Control on the Formation of Cleats in the Coal Beds of the Sajau Formation, Berau Basin, Northeast Kalimantan

by Adjat Sudradjat, Ahmad Helman Hamdani
Published 2018-10-01

Paleoenvironment of Tanjung Formation Barito Basin- Central Kalimantan Based on palynological data

by Winantris Winantris, Helman Hamdani, Ellin Harlia
Published 2017-06-01

Biomarker Composition of Some Oil Seeps from West Sulawesi, Indonesia

by Yarra Sutadiwiria, Ahmad Helman Hamdani, Yoga Andriana Sendjaja, Iyan Haryanto, Yeftamikha Yeftamikha
Published 2018-10-01