1. Master, Senior Lecturer, Department of Accounting, Faculty of Economics and Business, Universitas Muhammadiyah Sumatera Utara [Muhammadiyah University of North Sumatra], Indonesia
2. Dr., Associate Professor, Faculty of Economics and Business, Universitas Muhammadiyah Sumatera Utara [Muhammadiyah University of North Sumatra]
3. Master, Senior Lecturer, Department of Accounting, Faculty of Economics and Business, Universitas Ibnu Sina [Ibn Sina University], Indonesia
4. Dr., Senior Lecturer, Department of Accounting, Faculty of Economics and Business, Universitas Muslim Nusantara Al Washliyah [Al Washliyah Nusantara Muslim University], Indonesia
5. Bachelor Student, Department of Accounting, Faculty of Economics and Business, Universitas Muhammadiyah Sumatera Utara [Muhammadiyah University of North Sumatra], Indonesia