MEAK, Karel Karolus; 						TANDY, Lia Medy.
 Kompleksitas Geologi Endapan Batubara Ombrob,Kabupaten Jayapura, Papua.
<strong>Jurnal Teknologi Sumberdaya Mineral</strong>, [S.l.], v. 2, n. 2, p. 72-77, dec. 2021.
ISSN 2798-4850.
Available at: &lt;<a href="https://jurnal.unej.ac.id/index.php/JENERAL/article/view/28506" target="_new">https://jurnal.unej.ac.id/index.php/JENERAL/article/view/28506</a>&gt;. Date accessed: 28 apr. 2024.
doi: <a href="https://doi.org/10.19184/jeneral.v2i2.28506">https://doi.org/10.19184/jeneral.v2i2.28506</a>.