1. Master of Science in Accounting, Lecturer, Department of Accounting, Faculty of Economics and Business, Muhammadiyah Surakarta University
2. Dr., Professor, Faculty of Economics and Business, Department of Accounting, Sebelas Maret University
3. Dr., Professor, Faculty of Economics and Business, Doctoral Program in Economics, Sebelas Maret University
4. Dr., Lecturer, Department of Accounting, Widya Gama Lumajang Institute of Technology and Business
5. Dr., Lecturer, Faculty of Economics, Department of Management, Islamic University of Lamongan