Baeza, Ricardo (ed.); Hsia, John S. (ed.); Jacob, Bill (ed.); Prestel, Alexander (ed.) Algebraic and arithmetic theory of quadratic forms. Proceedings of the international conference, Universidad de Talca, Talca and Pucón, Chile, December 11–18, 2002. (English) Zbl 1052.11001 Contemporary Mathematics 344. Providence, RI: American Mathematical Society (AMS) (ISBN 0-8218-3441-X/pbk). x, 350 p. (2004). MSC: 11-06 00B25 11Exx 12Fxx 11Hxx PDF BibTeX XML Cite \textit{R. Baeza} (ed.) et al., Algebraic and arithmetic theory of quadratic forms. Proceedings of the international conference, Universidad de Talca, Talca and Pucón, Chile, December 11--18, 2002. Providence, RI: American Mathematical Society (AMS) (2004; Zbl 1052.11001) Full Text: DOI
Hsia, J. S.; Johnson, Robert P. On the representation in sums of squares for definite functions in one variable over an algebraic number field. (English) Zbl 0303.12009 Am. J. Math. 96, 448-453 (1974). MSC: 11R80 12D15 11P05 PDF BibTeX XML Cite \textit{J. S. Hsia} and \textit{R. P. Johnson}, Am. J. Math. 96, 448--453 (1974; Zbl 0303.12009) Full Text: DOI
Hsia, John S. (ed.); Madan, Manohar L. (ed.); Ralley, Thomas G. (ed.) Proceedings of the conference on orders, group rings and related topics. (English) Zbl 0261.00008 Lecture Notes in Mathematics. 353. Berlin-Heidelberg-New York: Springer-Verlag. X, 224 p. DM 20.00; $ 8.20 (1973). MSC: 00Bxx 16-06 20-06 12-06 13-06 22-06 16S34 20C05 PDF BibTeX XML Full Text: DOI
Hsia, J. S. On the representation of cyclotomic polynomials as sums of squares. (English) Zbl 0243.10020 Acta Arith. 25, 115-120 (1973). MSC: 11E16 12E05 11P05 PDF BibTeX XML Cite \textit{J. S. Hsia}, Acta Arith. 25, 115--120 (1973; Zbl 0243.10020) Full Text: DOI EuDML