SARI, Selly Purwita; KOESWANTI, Henny Dewi; GIARTI, Sri. PENERAPAN MODEL PEMBELAJARAN PROBLEM BASED LEARNING UNTUK MENINGKATKAN KETERAMPILAN BERPIKIR KRITIS PADA MUATAN MATEMATIKA KELAS 4. Jurnal Basicedu, [S. l.], v. 3, n. 2, p. 378–386, 2019. DOI: 10.31004/basicedu.v3i2.15. Disponível em: https://jbasic.org/index.php/basicedu/article/view/15. Acesso em: 22 jul. 2024.