On the Gevrey index for some hypoelliptic operators
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Publication:1114848
DOI10.1215/KJM/1250520874zbMath0664.35013OpenAlexW2168467370MaRDI QIDQ1114848
Publication date: 1986
Published in: Journal of Mathematics of Kyoto University (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1215/kjm/1250520874
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