@article{PORMA_1983__42_4_115561,
     author = {Queir\'o, Jo\~ao Filipe},
     title = {On the {Fischer} inequality},
     journal = {Portugaliae mathematica},
     pages = {467--468},
     publisher = {mathdoc},
     volume = {42},
     number = {4},
     year = {1983},
     mrnumber = {0836124},
     zbl = {0581.15008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1983__42_4_115561/}
}