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1 Introduction
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2 The hydrodynamical model
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3 Measuring IGWs excited by the oscillating bubble from
classical methods
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4 A new method using the anelastic subspace
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5 Results
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6 Conclusions
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References
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Online Material
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Appendix A: Orthogonality of the anelastic eigenfunctions
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Appendix B: Anelastic oscillations of an isothermal atmosphere
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Appendix C: Damping rate of the modes using work integrals
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Appendix D: Parseval-Bessel relation in the anelastic subspace
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