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">Maharani, Z.; Sakur; Armis. Improving Mathematical Problem-Solving Skills in Ratio through the Application of Problem-Based Learning. <i>JA</i> <b>2024</b>, <i>7</i>, 234-244.</div></div>
</div>