@article{RRACEFN_1982_1982_1_a30,
     author = {Riera, Teresa},
     title = {Clasificaciones borrosas y relaciones de similitud.},
     journal = {Revista de la Real Academia de Ciencias Exactas, F{\'\i}sicas y Naturales },
     pages = {899-902},
     publisher = {mathdoc},
     volume = {76},
     number = {4},
     year = {1982},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/RRACEFN_1982_1982_1_a30/}
}