TY - JOUR AU - R. Tuggle AU - I. Iben BT - Astrophysical Journal DA - 12/1972 N1 -
JILA Pub. 928
PY - 1972 SE - 455 SP - 455 EP - 465 T2 - Astrophysical Journal TI - On the Location of Pulsational Blue Edges and Estimates of the Luminosity and Helium Content of RR Lyrae Stars UR - http://adsabs.harvard.edu/full/1972ApJ...178..455T VL - 178 ER -