1. Centre of Studies Surveying Science and Geomatics, Faculty of Architecture, Planning & Surveying, Universiti Teknologi MARA, Shah Alam, Malaysia
2. Centre of Studies Surveying Science and Geomatics, Faculty of Architecture, Planning & Surveying, Universiti Teknologi MARA Perlis, Arau, Malaysia
3. Malaysian Palm Oil Board (MPOB), Persiaran Institusi, Kajang, Selangor, Malaysia