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Constraints on angular numbers of pulsation modes
from spectroscopy
John Telting, Wrocław, June 2008
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Confirming the pulsational nature of line-profile variability:
Doppler Imaging
Kochukhov (2004) developed 'Doppler
Imaging of velocity fields' and found for the bright roAp star HR
3831, that the LPV are due to oblique axisymmetric L=1 modes.
