Müller, P. M., J. Behr, T. Yada, R. . Eells, T. Leidig, and T. Hennemann. “Collective Teacher Efficacy in Context of Students’ Externalizing Behavior Problems: A Systematic Review”. International Journal of Special Education, vol. 39, no. 2, Dec. 2024, doi:10.52291/ijse.2024.39.27.