ASTINDARI, Tri.
 PENGARUH MODEL PROBLEM BASED LEARNING (PBL) TERHADAP HASIL BELAJAR SISWA PADA MATA PELAJARAN MATEMATIKA KELAS X SMKN 2 SITUBONDO.
<strong>Jurnal IKA PGSD (Ikatan Alumni PGSD) UNARS</strong>, [S.l.], v. 9, n. 1, p. 414-428, june 2021.
ISSN 2656-4459.
Available at: &lt;<a href="https://unars.ac.id/ojs/index.php/pgsdunars/article/view/2726" target="_new">https://unars.ac.id/ojs/index.php/pgsdunars/article/view/2726</a>&gt;. Date accessed: 14 jan. 2026.
doi: <a href="https://doi.org/10.36841/pgsdunars.v9i1.2726">https://doi.org/10.36841/pgsdunars.v9i1.2726</a>.