SURYANI LUKMAN, Hamidah; MULYANTI, Yanti. ANALISIS VALIDITAS BAHAN AJAR STRUKTUR ALJABAR BERBASIS STRATEGI ABDUKTIF-DEDUKTIF. Mathline : Jurnal Matematika dan Pendidikan Matematika, [S. l.], v. 2, n. 2, p. 159–166, 2017. DOI: 10.31943/mathline.v2i2.43. Disponível em: http://mathline.unwir.ac.id/index.php/Mathline/article/view/43. Acesso em: 7 feb. 2026.