Amir Hassan Zadeh, Hamid Afshari, Seyedmohammadhamed Salehi, Mehdi Fathi, Azam Hassan Zadeh, Mona Akhavan Borna, Mahmood Timar. Eco-Efficiency Measurement by Implementing DEA Models with Weight Restrictions. In Emilio Corchado, Václav Snásel, Javier Sedano, Aboul Ella Hassanien, José Luís Calvo-Rolle, Dominik Slezak, editors, Soft Computing Models in Industrial and Environmental Applications, 6th International Conference SOCO 2011, 6-8 April, 2011, Salamanca, Spain. Volume 87 of Advances in Soft Computing, pages 309-318, Springer, 2011. [doi]
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