observational and theoretical study of MK classification criteria from G5 to K5
By: by Alan W. Irwin.
Contributors: Toronto, Ont. University.
Publisher: s.n.]
Published: 1978
Place of publication: [Toronto
Language: eng
Subjects: Stars -- Classification; Stars -- Spectra; Stars -- Temperature
Notes: Thesis--University of Toronto.

Vita.

Includes bibliographies.