Müller, Paul Martin, Jule Behr, Takumi Yada, Rachel Eells, Tatjana Leidig, and Thomas Hennemann. 2024. “Collective Teacher Efficacy in Context of Students’ Externalizing Behavior Problems: A Systematic Review”. International Journal of Special Education 39 (2). https://doi.org/10.52291/ijse.2024.39.27.