KURNIANTO, Fahmi Arif.
 Back-matter.
<strong>Geosfera Indonesia</strong>, [S.l.], v. 5, n. 3, p. v-vi, dec. 2020.
ISSN 2614-8528.
Available at: &lt;<a href="https://jurnal.unej.ac.id/index.php/GEOSI/article/view/21714" target="_new">https://jurnal.unej.ac.id/index.php/GEOSI/article/view/21714</a>&gt;. Date accessed: 08 nov. 2024.
doi: <a href="https://doi.org/10.19184/geosi.v5i3.21714">https://doi.org/10.19184/geosi.v5i3.21714</a>.