Silalahi, M., S. Simatupang, E. Romy, V. Candra, and A. Sudirman. “Analysis of Teacher Performance Assessed from the Aspects of Organizational Culture, Motivation, and Competence”. Journal of Education Research and Evaluation, vol. 5, no. 3, June 2021, pp. 406-13, doi:10.23887/jere.v5i3.33617.