Dramatic X-ray Spectral Variability of Mkn 841
(1994)
Presentation / Conference Contribution
Outputs (6)
ROSAT Monitoring of NGC 5548 (1994)
Presentation / Conference Contribution
Spectral Study of GX339-4 in the Low Intensity State Observed with Ginga (1994)
Presentation / Conference Contribution
Solving the mystery of the periodicity in the Seyfert galaxy NGC 6814. (1994)
Presentation / Conference Contribution
The Average X-ray/Gamma-ray Spectra of Seyfert Galaxies from Ginga and OSSE (1994)
Presentation / Conference Contribution
X-Ray Monitoring of NGC 5548 (1994)
Presentation / Conference Contribution