Subodha Kumar Kaushik Dutta Vijay S. Mookerjee Maximizing business value by optimal assignment of jobs to resources in grid computing. 856-872 2009 194 European Journal of Operational Research 3 http://dx.doi.org/10.1016/j.ejor.2007.12.024 db/journals/eor/eor194.html#KumarDM09