@article{EXMATH_1990_1990_1_a27,
     author = {Martin\'on, Antonio},
     title = {Generaci\'on de mapas reales sobre un conjunto biordenado.},
     journal = {Extracta mathematicae},
     pages = {89-90},
     publisher = {mathdoc},
     volume = {5},
     number = {2},
     year = {1990},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMATH_1990_1990_1_a27/}
}