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<strong>Postulat :  Jurnal Inovasi Pendidikan Matematika</strong>, [S.l.], v. 4, n. 1, p. 128-139, july 2023.
ISSN 2723-0600.
Available at: &lt;<a href="https://journal.umg.ac.id/index.php/postulat/article/view/5695" target="_new">https://journal.umg.ac.id/index.php/postulat/article/view/5695</a>&gt;. Date accessed: 22 july 2024.
doi: <a href="http://dx.doi.org/10.30587/postulat.v4i1.5695">http://dx.doi.org/10.30587/postulat.v4i1.5695</a>.