%0 Journal Article %A Ou, Zhiming M. %A Williams, Kenneth S. %T On the Density of Cyclic Quartic Fields %J Canadian mathematical bulletin %D 2001 %P 97-104 %V 44 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-2001-012-6/ %R 10.4153/CMB-2001-012-6 %F 10_4153_CMB_2001_012_6