Ibrahim, N. , Moneim, N. , Ramadan, M. , Hosni, M.. "A Multiple-Objective Environmental Rationalization and Optimization for Material Substitution in the Production of Stone-Washed Jeans- Garments". World Academy of Science, Engineering and Technology, Open Science Index 23, International Journal of Materials and Metallurgical Engineering (2008), 2(11), 365 - 372.