ANWAR; ZAKI, Muhammad. PENERAPAN PENDEKATAN PROBLEM POSSING DALAM UPAYA MENINGKATKAN SELF CONFIDANCE CALON GURU MATEMATIKA UNIVERSITAS SAMUDRA. Numeracy, [S. l.], v. 4, n. 2, p. 90–98, 2017. DOI: 10.46244/numeracy.v4i2.270. Disponível em: https://ejournal.bbg.ac.id/index.php/numeracy/article/view/270. Acesso em: 3 aug. 2026.