@article{EXMATH_2003_2003_1_a17,
     author = {Calvo Jurado, Carmen and Casado D{\'\i}az, Juan},
     title = {Resultados sobre existencia de soluci\'on para un problema de dise\~no \'optimo.},
     journal = {Extracta mathematicae},
     pages = {263-271},
     publisher = {mathdoc},
     volume = {18},
     number = {3},
     year = {2003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMATH_2003_2003_1_a17/}
}