@article{STO_1992_1992_1_a11,
     author = {Trillas, Enric},
     title = {Sobre condicionales exactos.},
     journal = {Stochastica},
     pages = {137-143},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {1992},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/STO_1992_1992_1_a11/}
}