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- [24] On the positive extension property and Hilbert's 17th problem for real analytic sets JOURNAL FUR DIE REINE UND ANGEWANDTE MATHEMATIK, 2008, 618 : 1 - 49
- [30] Hermitian analogues of Hilbert's 17-th problem ADVANCES IN MATHEMATICS, 2011, 226 (05) : 4607 - 4637