1. School of Information Systems, Bina Nusantara University,BINUS Graduate Program, Doctor of Computer Science,Information Systems Department,Jakarta,Indonesia,11480
2. BINUS Business School, Bina Nusantara University,Doctor of Research Management,Management Department,Jakarta,Indonesia,11480
3. Bina Nusantara University,BINUS Graduate Program - Doctor of Computer Science,Computer Science Department,Jakarta,Indonesia,11480
4. Universitas Indonesia,Faculty of Computer Science,Depok,Indonesia