TRIMURTINI, Trimurtini -; 						LAELA, Nur.
 Keefektifan Model Problem Based Learning (PBL) Berbantuan Tangram terhadap Hasil Belajar Matematika Kelas IV.
<strong>Journal of Medives : Journal of Mathematics Education IKIP Veteran Semarang</strong>, [S.l.], v. 4, n. 2, p. 375-383, july 2020.
ISSN 2549-5070.
Available at: &lt;<a href="https://e-journal.ivet.ac.id/index.php/matematika/article/view/1181" target="_new">https://e-journal.ivet.ac.id/index.php/matematika/article/view/1181</a>&gt;. Date accessed: 27 july 2025.
doi: <a href="https://doi.org/10.31331/medivesveteran.v4i2.1181">https://doi.org/10.31331/medivesveteran.v4i2.1181</a>.