The Perkins catalog of revised MK types for the cooler stars
Year: 1989
Type: conference-abstract
DOI: 10.1086/191373
Authors: Philip C. Keenan, Raymond C. McNeil
Language: English
Subfield: Astronomy and Astrophysics
Field: Physics and Astronomy
Domain: Physical Sciences
Open Access status: closed
OpenAlex ID: W2128791733
