Failed to fetch OJS Configuration<div class="csl-bib-body">
  <div class="csl-entry"><div class="csl-left-margin">(1)</div><div class="csl-right-inline">Irawan, M. P.; Anggraini, R. D.; Syofni. Improving Mathematical Performance through the Problem-Based Learning Model . <i>JA</i> <b>2024</b>, <i>7</i>, 198-206.</div></div>
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