%0 Journal Article %A Byott, Nigel P. %A Elder, G. Griffith %T Biquadratic Extensions with One Break %J Canadian mathematical bulletin %D 2002 %P 168-179 %V 45 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-2002-020-3/ %R 10.4153/CMB-2002-020-3 %F 10_4153_CMB_2002_020_3