Katherine A. Guldenschuh

The Intrinsic Colors of RR Lyrae Variables: A Means to Determine Interstellar Reddening

J. Carlin, M. Verdugo, C. Salyk, 2005 .

VARIABLE STARS IN METAL-RICH GLOBULAR CLUSTERS. IV. LONG-PERIOD VARIABLES IN NGC 6496

J. Haislip, D. Reichart, A. Lacluyze, 2014, 1410.3305.

Variable Stars in the Globular Cluster NGC 6496

D. Welch, T. Webb, A. Layden, 2003 .