Collinder 132

Number of stars per data source

	Reference   83 :    3 stars
	Reference  213 :    1 star
	Reference  535 :    1 star
	Reference  999 :   21 stars

83: Hiltner W.A., Garrison R.F., Schild R.E.; (1969) Astrophys. J. 157, 313; MK spectral types for bright southern OB stars; 1969ApJ...157..313H
213: Garrison R.F., Hiltner W.A., Schild R.E.; (1977) Astrophys. J. Suppl. 35, 111; MK spectral classifications for southern OB stars; 1977ApJS...35..111G
535: Jaschek M., Jaschek C.; (1960) Publ. Astr. Soc. Pacific 72, 500; Southern stars with abnormal spectra; 1960PASP...72..500J
999: Houk N., Cowley A.P., Smith-Moore M.; University of Michigan (Ann Arbor) Vol 1 (1975), Vol 2 (1978), Vol 3 (1982), Vol 4 (1988), Vol 5 (1999); The University of Michigan Catalogue of two-dimensional Spectral Types for the HD stars; 1975mctd.book.....H