Enlace original:
https://repositorio.uc.cl/handle/11534/28391
Silva Aguirre, V.
,
Catelan, M.
,
Weiss, A.
,
Valcarce, A. A. R.
,
[Pulsation period changes as a tool to identify pre-zero age horizontal branch stars]
,
Pulsation period changes as a tool to identify pre-zero age horizontal branch stars
