SOCIEDAD GEOGRÁFICA, Real.
 Activity Report 2016-2017.
<strong>Bulletin of the Real Sociedad Geográfica</strong>, [S.l.], n. CLII, p. 421-428, nov. 2018.
ISSN 2603-6010.
Available at: &lt;<a href="https://www.boletinrsg.com/index.php/boletinrsg/article/view/46" target="_new">https://www.boletinrsg.com/index.php/boletinrsg/article/view/46</a>&gt;. Date accessed: 16 june 2025.