@article{STO_1978_1978_1_a3,
     author = {Heilmann, Wolf-R\"udiger},
     title = {Un procedimiento exacto para tablas de contingencia 2 x 2 x 2.},
     journal = {Stochastica},
     pages = {73-75},
     publisher = {mathdoc},
     volume = {2},
     number = {4},
     year = {1978},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/STO_1978_1978_1_a3/}
}