Prestel, A., & Delzell, C. N. (2001). Positive polynomials: From Hilbert's 17th problem to real algebra. Springer.
Čikaški stil citiranjaPrestel, A., i Charles N. Delzell. Positive Polynomials: From Hilbert's 17th Problem to Real Algebra. Berlin ; New York: Springer, 2001.
MLA način citiranjaPrestel, A., i Charles N. Delzell. Positive Polynomials: From Hilbert's 17th Problem to Real Algebra. Springer, 2001.
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