@article{RRACEFN_1988_1988_1_a25,
     author = {L\'opez, Mar{\'\i}a Teresa},
     title = {Aleatoriedad y vaguedad en sucesos difusos.},
     journal = {Revista de la Real Academia de Ciencias Exactas, F{\'\i}sicas y Naturales},
     pages = {371-380},
     year = {1988},
     volume = {82},
     number = {3-4},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/RRACEFN_1988_1988_1_a25/}
}