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The spectral function of an elliptic operator
L. V. Hörmander
Citation:
L. V. Hörmander, “The spectral function of an elliptic operator”, Matematika, 13:6 (1969), 114–137; Acta Math., 121 (1968), 193–218
Linking options:
https://www.mathnet.ru/eng/mat534 https://www.mathnet.ru/eng/mat/v13/i6/p114
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