FIRDAUS, Laras; DEWI, Ika Nurani; PRIMAWATI, Sri Nopita; HULYADI, Hulyadi; SABRUN, Sabrun; AZMI, Irham. A Systematic Review of Threshold Concepts in Higher Education: Characteristics, Learning Barriers, and Pedagogical Interventions. International Journal of Essential Competencies in Education, [S. l.], v. 4, n. 2, p. 117–124, 2025. DOI: 10.36312/qerb8q19. Disponível em: https://journal-center.litpam.com/index.php/ijece/article/view/4240. Acesso em: 8 jan. 2026.