@article{MASLO_1991__41_3_a3,
     author = {Czogala, Alfred},
     title = {Witt equivalence of quadratic extensions of global fields},
     journal = {Mathematica slovaca},
     pages = {251--256},
     publisher = {mathdoc},
     volume = {41},
     number = {3},
     year = {1991},
     mrnumber = {1126661},
     zbl = {0766.11022},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1991__41_3_a3/}
}