Michigan Catalogue of Two-dimensional Spectral Types for the HD stars. Volume_3. Declinations -40_\fnof0 to -26_\fnof0.
Bibcode
1982mcts.book.....H
Entry Type
book
Key
houk1982
Author
Houk, N.
School
Michigan Catalogue of Two-dimensional Spectral Types for the HD stars. Volume_3. Declinations -40_\fnof0 to -26_\fnof0., by Houk, N.. Ann Arbor, MI(USA): Department of Astronomy, University of Michigan, 12 + 390 p.