This author has not been identified. Look up 'Nabeil Eltayieb' in GoogleThis author has not been identified. Look up 'Rashad Elhabob' in GoogleThis author has not been identified. Look up 'Muhammad Umar Aftab' in GoogleThis author has not been identified. Look up 'Ramil Kuleev' in GoogleThis author has not been identified. It may be one of the following persons: Look up 'Manuel Mazzara' in GoogleThis author has not been identified. Look up 'Muhammad Ahmad' in Google