@article{EXMATH_2001_2001_1_a22,
     author = {Rodr{\'\i}guez-Galiano, M.{\textordfeminine} Isabel and Gonz\'alez Pach\'on, Jacinto},
     title = {Caracter{\'\i}sticas de \'ordenes basadas en la herramienta funci\'on de elecci\'on.},
     journal = {Extracta mathematicae},
     pages = {297-301},
     publisher = {mathdoc},
     volume = {16},
     number = {2},
     year = {2001},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMATH_2001_2001_1_a22/}
}