Blazhko effect in Cepheids and RR Lyr stars
Blazhko effect in Cepheids and RR Lyr stars
Blazhko effect in Cepheids and RR Lyr stars
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The beg<strong>in</strong>n<strong>in</strong>g<br />
On the changes <strong>in</strong> the spectrum, period, <strong>and</strong> lightcurve<br />
of the Cepheid variable <strong>RR</strong> <strong>Lyr</strong>ae.<br />
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H. Shapley 1885 - 1972<br />
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<strong>RR</strong> <strong>Lyr</strong> amplitude modulation<br />
Astrophysical Journal 43, 217, 1916