Line identification in the Ca II K spectral region of sharp-lined B-type stars N. Lehner, C. Trundle, F. P. Keenan, K. R. Sembach and D. L. Lambert A&A, 370 3 (2001) 996-999 Published online: 15 May 2001 DOI: 10.1051/0004-6361:20010294