1.3k citations · 5k across the 75 of their papers we have counts for
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astro-ph.GA2018★ 41 cited
Optical spectroscopy of local type-1 AGN LINERs
S. Cazzoli, I. Marquez, J. Masegosa +6
The Balmer emission originated in the broad line region (BLR) of active galactic nuclei (AGNs) could be either weak and difficult to detect, or even absent, for low luminosity AGNs…
astro-ph.GA2018
A main sequence for quasars
P. Marziani, D. Dultzin, J. W. Sulentic +7
The last 25 years saw a major step forward in the analysis of optical and UV spectroscopic data of large quasar samples. Multivariate statistical approaches have led to the definit…