@article{STO_1979_1979_1_a8,
     author = {Trillas, Enric and Alsina, Claudi},
     title = {Sobre las medidas de grado de borrosidad.},
     journal = {Stochastica},
     pages = {81-84},
     publisher = {mathdoc},
     volume = {3},
     number = {1},
     year = {1979},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/STO_1979_1979_1_a8/}
}