This author has not been identified. Look up 'Mohammed Al-Khalidi' in GoogleThis author has not been identified. Look up 'Nikolaos Thomos' in GoogleThis author has not been identified. Look up 'Martin J. Reed' in GoogleThis author has not been identified. Look up 'Mays F. Al-Naday' in GoogleThis author has not been identified. Look up 'Dirk Trossen' in Google