Single magnetic white dwarfs with Balmer emission lines: A small class with consistent physical characteristics as possible signposts for close-in planetary companions

1. Gänsicke, B.T.
2. Rodríguez-Gil, P.
3. Gentile Fusillo, N.P.
4. Inight, K.
5. Schreiber, M.R.
6. Pala, A.F.
7. Tremblay, P.-E.