@article{BUMI_1951_3_6_2_a4,
     author = {Palam\`a, Giuseppe},
     title = {Sistemi indeterminati impossibili.},
     journal = {Bollettino della Unione matematica italiana},
     pages = {113--117},
     publisher = {mathdoc},
     volume = {Ser. 3, 6},
     number = {2},
     year = {1951},
     zbl = {0043.25302},
     mrnumber = {42434},
     language = {it},
     url = {http://geodesic.mathdoc.fr/item/BUMI_1951_3_6_2_a4/}
}