Variable “cool” central stars of planetary nebulae

Artikel in diesem Heft

1. Contents
2. XCOV12: a report on the L19-2 campaign
3. G29-38 and asteroseismology of cool DA white dwarfs
4. HST observations of the DAV white dwarf G 226-29
5. The DBV stars: progress and problems
6. GD 358 in 1994: a progress report
7. The PNN and PG 1159 connection
8. Timescale for the variation of the 539 s pulsation mode of PG 1159-035
9. Spectra of GW Vir type pulsators
10. Theoretical and observed periods of the pulsating pre-white dwarfs
11. NGC 2452: luminosity variations of the PN nucleus?
12. Variable “cool” central stars of planetary nebulae
13. RXJ 2117+34: preliminary results of the August 1994 WET campaign
14. The AM CVn type stars: an overview
15. Observations of modulation amplitude colors in AM CVn
16. The secondary star in AM CVn
17. Period stability in AM CVn
18. A 3-D SPH model of helium accreation disks in the interacting binary white dwarf systems AM CVn and EC 15330-1403
19. The AM CVn trial: the case for superhumps