TRISNAWATI, Nika F; SUNDARI. Efektifitas Model Problem Based Learning dan Model Group Investigation dalam Meningkatkan Karakter Anti Korupsi. Mosharafa: Jurnal Pendidikan Matematika, [S. l.], v. 9, n. 2, p. 203–214, 2020. DOI: 10.31980/mosharafa.v9i2.604. Disponível em: https://journal.institutpendidikan.ac.id/index.php/mosharafa/article/view/604. Acesso em: 5 jul. 2024.