S1t, S2t, S3t, S4t, S5t: unit prices of selling of dismantlers to secondary markets for reusing or remanufacturing for ferrorus material, non-ferrorus material, fluid, battery and other materials in period t (2011), respectively.
Z
1t, Z
2t: unit prices of selling of shredders to recycling facilities for ferrous and non-ferrous material in period t (2011).
Please cite this article in press as: Demirel, E., et al., A mixed integer linear programming model to optimize reverse logistics activities of end-of-life vehicles in Turkey, Journal of Cleaner Production (2014), http://dx.doi.org/10.1016/j.jclepro.2014.10.079