MULYA, Zhia Ajrin; KURNIA PUTRI, Indriani Kristanti; CHADJIJAH, Sitti. Kesulitan belajar dalam bingkai teori Piaget pada siswa SMP usia 13–15 tahun: Systematic literature review: Learning difficulties within the framework of Piaget’s theory among junior high school students aged 13–15 years: A systematic literature review. Kharismatik : Jurnal Ilmu Pendidikan, [S. l.], v. 3, n. 2, p. 112–124, 2025. DOI: 10.70757/kharismatik.v3i2.100. Disponível em: https://journal.stai-kharisma.ac.id/index.php/kharismatik/article/view/100. Acesso em: 12 nov. 2025.