1. Universiti Teknologi Mara (UiTM),Fakulti Pengurusan Hotel dan Pelancongan,Permatang Pauh,Malaysia
2. Universiti Teknologi Mara (UiTM),Microwave Research Institute (MRI),Shah Alam,Malaysia
3. Universiti Teknologi Mara (UiTM),College of Engineering,Shah Alam,Malaysia
4. Allameh Tabataba'i University,Faculty of Statistics, Mathematics & Computers,Tehran,Islamic Republic of Iran