TY  - RPRT
TI  - High-luminosity G supergiants
AU  - Humphreys, R. M.
AU  - Ney, E. P.
AU  - Strecker, D. W.
PY  - 1971
UR  - https://ntrs.nasa.gov/citations/19710052067
ID  - 19710052067
ER  -