Authors: Gunawan, DYAS van der Hucht, KA Williams, PM Henrichs, HF Kaper, L Stickland, DJ Wamsteker, W

Citation: Dyas. Gunawan et al., Multi-frequency variations of the Wolf-Rayet system HD193793 (WC7pd+O4-5) - III. - IUE observations, ASTRON ASTR, 376(2), 2001, pp. 460-475

Authors: Donati, JF Wade, GA Babel, J Henrichs, HF de Jong, JA Harries, TJ

Citation: Jf. Donati et al., The magnetic field and wind confinement of beta Cephei: new clues for interpreting the Be phenomenon?, M NOT R AST, 326(4), 2001, pp. 1265-1278

Authors: de Jong, JA Henrichs, HF Kaper, L Nichols, JS Bjorkman, K Bohlender, DA Cao, H Gordon, K Hill, G Jiang, Y Kolka, I Morrison, N Neff, J O'Neal, D Scheers, B Telting, JH

Citation: Ja. De Jong et al., A search for the cause of cyclical wind variability in O stars - Simultaneous UV and optical observations including magnetic field measurements of the O7.5III star epsilon Persei, ASTRON ASTR, 368(2), 2001, pp. 601-621

Authors: Catala, C Donati, JF Bohm, T Landstreet, J Henrichs, HF Unruh, Y Hao, J Cameron, AC Johns-Krull, CM Kaper, L Simon, T Foing, BH Cao, H Ehrenfreund, P Hatzes, AP Huang, L de Jong, JA Kennelly, EJ ten Kulve, E Mulliss, CL Neff, JE Oliveira, JM Schrijvers, C Stempels, HC Telting, JH Walton, N Yang, D

Citation: C. Catala et al., Short-term spectroscopic variability in the pre-main sequence Herbig Ae star AB Aurigae during the MUSICOS 96 campaign, ASTRON ASTR, 345(3), 1999, pp. 884-904

Authors: de Jong, JA Henrichs, HF Schrijvers, C Gies, DR Telting, JH Kaper, L Zwarthoed, GAA

Citation: Ja. De Jong et al., Non-radial pulsations in the O stars xi Persei and lambda Cephei, ASTRON ASTR, 345(1), 1999, pp. 172-180

Authors: Kaper, L Henrichs, HF Nichols, JS Telting, JH

Citation: L. Kaper et al., Long- and short-term variability in O-star winds II. Quantitative analysisof DAC behaviour, ASTRON ASTR, 344(1), 1999, pp. 231-262