Type: Article
Publication Date: 2002-01-01
Citations: 57
DOI: https://doi.org/10.4310/mrl.2002.v9.n3.a9
Iantchenko, A.; Sjostrand, J.; Zworski, M., (2002) 'Birkhoff normal forms in semi-classical inverse problems', Mathematical Research Letters 9(3) pp.337-362 RAE2008