SOFIYATI, Eti.
 Critical Thinking Process Analysis Based on Van Hiele's Theory Through the Discovery Learning Model.
<strong>Pasundan Journal of Mathematics Education Jurnal Pendidikan Matematika</strong>, [S.l.], v. 12, n. 1, p. 44-59, may 2022.
ISSN 2722-7219.
Available at: &lt;<a href="https://journal.unpas.ac.id/index.php/pjme/article/view/5280" target="_new">https://journal.unpas.ac.id/index.php/pjme/article/view/5280</a>&gt;. Date accessed: 10 aug. 2022.