1. Algebraic and Analytic Geometry of Fans;Andradas,1995
2. Valuations and real places in the theory of formally real fields;Becker,1982
3. The real holomorphy ring and sums of 2n-th powers;Becker,1982
4. Extended Artin-Schreier theory of fields;Becker;Rocky Mt. J. Math.,1984
5. Valuation fans and residually real-closed henselian fields;Becker;J. Algebra,1999