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Paper: Nonradial Modes in the Galactic Bulge RR Lyrae Stars
Volume: 203, The Impact of Large-Scale Surveys on Pulsating Star Research, IAU Colloquium 176
Page: 315
Authors: Moskalik, P.
Abstract: OGLE-1 photometry of RR Lyrae stars has been analyzed in search of multiperiodic pulsations. A second periodicity corresponding to a nonradial mode has been found in 11 RRab and 2 RRc variables.
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