1. Institut Teknologi Sepuluh Nopember,Faculty of Intelligent Electrical and Informatics Technology,Departement of Electrical Engineering,Surabaya,Indonesia
2. Institut Teknologi Sepuluh Nopember,Faculty of Intelligent Electrical and Informatics Technology,Departement of Informatics,Surabaya,Indonesia
3. Institut Teknologi Sepuluh Nopember,Faculty of Intelligent Electrical and Informatics Technology,Departement of Information Systems,Surabaya,Indonesia
4. La Trobe University,Departement of Computer Science and Information Technology,Bundoora,VIC,Australia,3086