TY  - BOOK
AU  - Morgan W. W.
AU  - Keenan C. Philip
AU  - Kellman, Edith
TI  - An atlas of stellar spectra: with an outline of spectral classification
PY  - 1943///
CY  - Chicago
PB  - University of Chicago Press
KW  - Stellar Spectra, Spectral classification, Atlas
ER  -