TY  - BOOK
AU  - Houk, Nancy
TI  - Michigan catalogue of two-dimensional spectral types for the hd stars: declinations -90 degree to -53 degree
PY  - 1975///
CY  - Michigan
PB  - University of Michigan Press
KW  - Astronomy and Astrophysics Thesaurus
KW  - Catalogue-HD Stars
KW  - HD Stars catalogue
ER  -