On the size of the broad-line region in Arakelian 120PETERSON, B. M; MARTIN GASKELL, C.The Astrophysical journal. 1991, Vol 368, Num 1, pp 152-157, issn 0004-637X, 6 p., p.1Article

Polarization of quasars : Electron scattering in the broad absorption line regionWANG, Hui-Yuan; WANG, Ting-Gui; WANG, Jun-Xian et al.The Astrophysical journal. 2005, Vol 634, Num 1, pp 149-154, issn 0004-637X, 6 p., 1Article

Can non-radiative heating create a broad line region in active galaxiesRAINE, D. J; O'REILLY, M. D.Astrophysical letters & communications. 1993, Vol 28, Num 6, pp 331-348, issn 0888-6512Article

ABSORPTION OF 10 GeV-1 TeV GAMMA RAYS BY RADIATION FROM THE BROAD-LINE REGION IN 3C 279LIU, H. T; BAI, J. M; MA, L et al.The Astrophysical journal. 2008, Vol 688, Num 1, pp 148-158, issn 0004-637X, 11 p., 1Article

Broad emission lines in active galaxies : horns, bumps and shouldersROBINSON, A; PEREZ, E; BINETTE, L et al.Monthly Notices of the Royal Astronomical Society. 1990, Vol 246, Num 2, pp 349-357, issn 0035-8711, 9 p.Article

Ultraviolet emission-line variability in 3C273O'BRIEN, P. T; HARRIES, T. J.Monthly Notices of the Royal Astronomical Society. 1991, Vol 250, Num 1, pp 133-137, issn 0035-8711, 5 p.Article

On the emission-line response to continuum variations in the Seyfert galaxy NGC 5548NETZER, H; MAOZ, D.The Astrophysical journal. 1990, Vol 365, Num 1, pp L5-L7, issn 0004-637X, p.2Article

IUE observations of NGC 5548, 1978-1988 : The sizes and kinematics of the broad-line regionKORATKAR, A. P; GASKELL, C. M.The Astrophysical journal. 1991, Vol 375, Num 1, pp 85-94, issn 0004-637X, 10 p., p.1Article

Evidence for anisotropic motion of the clouds in broad-line regions of BL Lacertae objectsXINWU CAO.The Astrophysical journal. 2004, Vol 609, Num 1, pp 80-84, issn 0004-637X, 5 p., 1Article

Ètude la matière autour d'un trou noir massif dans les Noyaux Actifs des Galaxies = Study of the matter around a massif black hole in Active Galactic NucleiEnriquez de Salamanca, Isabel; Salamanca, Isabel; Alloin, D et al.1995, 206 p.Thesis

Hubble Space Telescope ultraviolet spectroscopy of the highly polarized but quiescent quasar OI 287ANTONUCCI, R; KINNEY, A. L; HURT, T et al.The Astrophysical journal. 1993, Vol 414, Num 2, pp 506-509, issn 0004-637X, 1Article

A REVISED BROAD-LINE REGION RADIUS AND BLACK HOLE MASS FOR THE NARROW-LINE SEYFERT 1 NGC 4051DENNEY, K. D; WATSON, L. C; DOROSHENKO, V. T et al.The Astrophysical journal. 2009, Vol 702, Num 2, pp 1353-1366, issn 0004-637X, 14 p., 1Article

A candidate sub-parsec supermassive binary black hole systemBOROSON, Todd A; LAUER, Tod R.Nature (London). 2009, Vol 458, Num 7234, pp 53-55, issn 0028-0836, 3 p.Article

The relationship between luminosity and broad-line region size in active galactic nucleiKASPI, Shai; MAOZ, Dan; NETZER, Hagai et al.The Astrophysical journal. 2005, Vol 629, Num 1, pp 61-71, issn 0004-637X, 11 p., 1Article

Microlensing of the broad emission line region in the quadruple lens SDSS J1004+4112RICHARDS, Gordon T; KEETON, Charles R; GREGG, Michael D et al.The Astrophysical journal. 2004, Vol 610, Num 2, pp 679-685, issn 0004-637X, 7 p., 1Article

10 μm imaging of the nucleus of NGC 1068: the bell tolls for parsec-scale tori?CAMERON, M; GENZEL, R; STOREY, J. W. V et al.Experimental astronomy. 1994, Vol 3, Num 1-4, pp 61-64, issn 0922-6435Article

Evidence for a very broad line region in PG 1138+222MARZIANI, P; SULENTIC, J. W.The Astrophysical journal. 1993, Vol 409, Num 2, pp 612-616, issn 0004-637X, 1Article

NGC 5548 in a low-luminosity state : Implications for the broad-line regionBENTZ, Misty C; DENNEY, Kelly D; PETERSON, Bradley M et al.The Astrophysical journal. 2007, Vol 662, Num 1, pp 205-212, issn 0004-637X, 8 p., 1Article

Absorption of 10-200 GeV gamma rays by radiation from broad-line regions in blazarsLIU, H. T; BAI, J. M.The Astrophysical journal. 2006, Vol 653, Num 2, pp 1089-1097, issn 0004-637X, 9 p., 1Article

Bouncing clouds : a model for the quasar broad-line regionMATHEWS, W. G.The Astrophysical journal. 1993, Vol 412, Num 1, pp L17-L20, issn 0004-637X, 2Article

The chemical evolution of QSOs and the implications for cosmology and galaxy formationHAMANN, F; FERLAND, G.The Astrophysical journal. 1993, Vol 418, Num 1, pp 11-27, issn 0004-637X, 1Article

KINEMATICS OF THE BROAD-LINE REGION IN M81DEVEREUX, Nick; SHEARER, Andrew.The Astrophysical journal. 2007, Vol 671, Num 1, pp 118-123, issn 0004-637X, 6 p., 1Article

Soft X-ray spectra of Seyfert 2 galaxiesMULCHAEY, J. S; COLBERT, E; WILSON, A. S et al.The Astrophysical journal. 1993, Vol 414, Num 1, pp 144-153, issn 0004-637X, 1Article

Microlensing of a biconical broad-line regionABAJAS, C; MEDIAVILLA, E; MUNOZ, J. A et al.The Astrophysical journal. 2007, Vol 658, Num 2, pp 748-762, issn 0004-637X, 15 p., 1Article

The eddington ratios in seyfert 2 galaxies with and without hidden broad-line regionsBIAN, W; GU, Q.The Astrophysical journal. 2007, Vol 657, Num 1, pp 159-166, issn 0004-637X, 8 p., 1Article