6Francesco C, Marco R, Sergio U. LCA of magnesium production - Technological overview and worldwide estimation of environmental burdens, Resources, Conservation and Recycling, 2008, 52:1093 - 1100.
7Mohammad G R, Islam F, Mohammad M K K. Environmental pollution generated from process industries in Bangladesh, International Journal of Environment and Pollution, 2006, 28 (1/2) : 144 - 161.
8Christopher K, Aris D. Environmental assessment of brick production in Greece, Building and Environment, 2007, 42:2114 -2123.
9LIU Li - ru, Lu Aye, LU Zhong - wu Analysis of the overall energy intensity of alumina refinery process using unit process energy intensity and product ratio method, Energy, 2006, 31(8 - 9) : 1167 - 1176.