TY  - GEN
AU  - Fitch, W. S.
TI  - Communications of the Lunar and Planetary Laboratory No.71: photometric UBV observations of R.R.Lyrae variable Stars 
U1  - 522.6230212 
PY  - 1966///
CY  - Tuscan
PB  - The University of Arizona Press
KW  - Photometry : Photometric : Astronomical : Tables
ER  -