@article{10_4064_aa98_1_3,
     author = {Bruno Angles},
     title = {Units and norm residue symbol},
     journal = {Acta Arithmetica},
     pages = {33--51},
     publisher = {mathdoc},
     volume = {98},
     number = {1},
     year = {2001},
     doi = {10.4064/aa98-1-3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa98-1-3/}
}