SILVA, Guilherme Sousa et al.
 Lycophytes and Ferns in the Cerrado of Eastern Maranhão, Brazil.
<strong>Acta Brasiliensis</strong>, [S.l.], v. 1, n. 2, p. 13-16, may 2017.
ISSN 2526-4338.
Available at: &lt;<a href="http://revistas.ufcg.edu.br/ActaBra/index.php/actabra/article/view/24" target="_new">http://revistas.ufcg.edu.br/ActaBra/index.php/actabra/article/view/24</a>&gt;. Date accessed: 19 apr. 2024.
doi: <a href="https://doi.org/10.22571/Actabra12201724">https://doi.org/10.22571/Actabra12201724</a>.