@article{CC_2009_38_3_a15,
     author = {Nikolova, Natalia and Tenekedjiev, Kiril and Dong, Fangyan and Hirota, Kaoru},
     title = {Comparison of linear interpolation and arctan approximation of one-dimensional monotonic utility functions based on experimental data},
     journal = {Control and Cybernetics},
     pages = {835--861},
     publisher = {mathdoc},
     volume = {38},
     number = {3},
     year = {2009},
     zbl = {1301.62008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CC_2009_38_3_a15/}
}