[1] P. E. Conner and R. Perlis, A Survey of Trace Forms of Algebraic
Number Fields, World Scientific, Singapore, 1984.
[2] J. S. Milne, Fields and Galois Theory, 4th Version, Creative
Commons License, 2005.
[3] J. Milnor and D. Husemoller, Symmetric Bilinear Forms,
Springer-Verlag, Berlin, 1973.
[4] K. Morris and R. Perlis, Trace forms of abelian extensions of
number fields of type (1, 0), Linear and Multilinear Algebra,
Published online 29 March 2012, pages 1-21.
DOI:10.1080/03081087.2012.671818
[5] O. T. O’Meara, Introduction to Quadratic Forms, 2nd Printing,
Springer-Verlag, Heidelberg, 1971.