Articles on determination of intrinsic colours

Cramer N.

1982, Astron. Astrophys. 112, 330

Geneva [U, B, V] intrinsic colours of B-type stars

Kilkenny D., Whittet D.C.B.

1985, Mon. Not. R. Astron. Soc. 216, 127

On the intrinsic uvby colours of early-type supergiants

Meynet G., Hauck B.

1985, Astron. Astrophys. 150, 163

Geneva intrinsic colours of the supergiants of spectral type A and F

Schuster W.J.

1984, Rev. Mex. Astron. Astrof. 9, 53

Thirteen-color photometry of B-type stars