@article{GDZPPN002421445, title = {Automorphism Groups of Algebraic Number Fields.}, journal = {Mathematische Zeitschrift}, volume = {162}, year = {1978}, pages = {121-124}, zbl = {0391.12005}, url = {http://dml.mathdoc.fr/item/GDZPPN002421445} }
Kollár, János; Fried, Ervin. Automorphism Groups of Algebraic Number Fields.. Mathematische Zeitschrift, Tome 162 (1978) pp. 121-124. http://gdmltest.u-ga.fr/item/GDZPPN002421445/