Article

Crawford, Ian and Beust, H. and Lagrange, A.M. (1998) Detection of a strong transient blue-shifted absorption component in the beta Pictoris disk. Monthly Notices of the Royal Astronomical Society 294 (2), L31-L34. ISSN 0035-8711.

Crawford, Ian and Spyromilio, J. and Barlow, M.J. and Diego, F. and Lagrange, A.M. (1994) Ultra-high-resolution observations of Ca K line variations in the β Pictoris disc. Monthly Notices of the Royal Astronomical Society 266 (1), L65-L68. ISSN 0035-8711.