RISKA PUTRI, Y.; RUSDI, M.; SYAMSURIZAL, S. Penerapan Model Discovery Learning dengan Penugasan Portofolio untuk Meningkatkan Kemampuan Argumentasi Siswa SMP: An Action Research Project in Implementing Discovery Learning Model with Portfolio Assignment to Improve Students’ Argumentation Competence for Junior High School Students in Indonesia. Edu-Sains: Jurnal Pendidikan Matematika dan Ilmu Pengetahuan Alam, [S. l.], v. 8, n. 2, p. 1-10, 2019. DOI: 10.22437/jmpmipa.v8i2.9854. Disponível em: https://online-journal.unja.ac.id/edusains/article/view/9854. Acesso em: 22 jul. 2024.