@techreport{hansen2009noi, 
        Author = {Hansen, N. and Finck, S. and Ros, R. and Auger, A.},
        Title = {Real-Parameter Black-Box Optimization Benchmarking 2009: 
         Noisy Functions Definitions}, 
        Institution = {INRIA},
        Country = {France},
        Number = {RR-6869},
        url = {http://hal.inria.fr/inria-00369466/en},
        Year = 2009
}