TY - JOUR AU - Ou, Zhiming M. AU - Williams, Kenneth S. TI - On the Density of Cyclic Quartic Fields JO - Canadian mathematical bulletin PY - 2001 SP - 97 EP - 104 VL - 44 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-2001-012-6/ DO - 10.4153/CMB-2001-012-6 ID - 10_4153_CMB_2001_012_6 ER -