![]() |
1 Introduction |
![]() |
2 Observations and data reduction |
![]() |
3 Magnetic field measurement |
![]() |
4 Doppler imaging analysis |
![]() |
5 Variability of the hydrogen line profiles |
![]() |
6 Discussion |
![]() |
7 Conclusions |
![]() |
References |
![]() |
List of tables |
![]() |
List of figures |