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- [22] PROFILES OF HYDROGEN LINES IN NGC 3516 AND NGC 5548 ASTROPHYSICAL JOURNAL, 1972, 174 (03): : 483 - &
- [23] A KINEMATIC SIGNATURE OF BIPOLAR FLOW IN THE SEYFERT-GALAXY NGC-3516 ASTRONOMICAL JOURNAL, 1987, 94 (03): : 640 - 643
- [24] VARIATIONS OF THE ULTRAVIOLET FE II AND BALMER CONTINUUM EMISSION IN THE SEYFERT-GALAXY NGC-5548 ASTROPHYSICAL JOURNAL, 1993, 404 (02): : 576 - 583
- [25] ULTRAVIOLET AND OPTICAL VARIATIONS IN ACTIVE GALACTIC NUCLEI - THE SEYFERT-1 GALAXY NGC-5548 ASTROPHYSICAL JOURNAL, 1990, 354 (02): : 446 - 467
- [28] H-BETA PROFILE VARIATIONS IN THE SPECTRUM OF SEYFERT-GALAXY NGC-5548 NUCLEUS IAU SYMPOSIA, 1987, (121): : 203 - 206
- [29] The BeppoSAX long looks at the Seyfert 1 galaxies NGC 5548 and NGC 3783 X-RAY ASTRONOMY: STELLAR ENDPOINTS, AGN, AND THE DIFFUSE X-RAY BACKGROUND, 2001, 599 : 610 - 613
- [30] KINEMATICS AND IONIZATION OF EXTENDED GAS IN ACTIVE GALAXIES .5. THE SEYFERT-GALAXY NGC-5548 ASTROPHYSICAL JOURNAL, 1989, 339 (02): : 729 - &