共 50 条
- [31] VARIABILITY OF THE NUCLEUS OF THE SEYFERT-GALAXY NGC-1068 SOVIET ASTRONOMY LETTERS, 1987, 13 (06): : 409 - 412
- [32] EVIDENCE FOR EJECTION OF MATTER FROM FROM NUCLEUS OF SEYFERT GALAXY NGC-4151 ASTROPHYSICAL JOURNAL, 1969, 158 (3P1): : 859 - &
- [37] BROAD, VARIABLE ABSORPTION-LINES IN THE SEYFERT-GALAXY NGC-3516 - PROBING THE STRUCTURE OF THE EMISSION-LINE REGIONS ASTROPHYSICAL JOURNAL, 1987, 316 (02): : 573 - 583
- [39] NEAR-INFRARED EMISSION-LINE SPECTRA OF THE ORION NEBULA, NGC-4151, AND OTHER SEYFERT-GALAXIES ASTROPHYSICAL JOURNAL, 1990, 352 (02): : 561 - 573
- [40] NEAR-INFRARED EMISSION-LINE SPECTRA OF THE ORION NEBULA, NGC-4151, AND OTHER SEYFERT-GALAXIES IAU SYMPOSIA, 1989, (134): : 298 - 300