TAMBUNAN, Listrisnawati; SINAGA, Samuel Juliardi; HUTAURUK, Agusmanto J.B. Perbedaan Kemampuan Penalaran Matematis Menggunakan Model Pembelajaran Problem Based Learning dengan Discovery Learning pada Materi Aritmatika Sosial. Attractive : Innovative Education Journal, [S. l.], v. 4, n. 2, p. 271–280, 2022. DOI: 10.51278/aj.v4i2.309. Disponível em: https://attractivejournal.com/index.php/aj/article/view/309. Acesso em: 4 jun. 2026.