ÁLVARO, Manuel.
 the educational missions in the hurdes. from The pedagogical mission of the Royal Board of The Hurdes to the pedagogical missions of the II Republic Board (1922-1936).
<strong>Bulletin of the Real Sociedad Geográfica</strong>, [S.l.], n. CLIX, p. 235-252, dec. 2022.
ISSN 2603-6010.
Available at: &lt;<a href="https://www.boletinrsg.com/index.php/boletinrsg/article/view/170" target="_new">https://www.boletinrsg.com/index.php/boletinrsg/article/view/170</a>&gt;. Date accessed: 16 june 2025.