67 citations · 144 across the 3 of their papers we have counts for
3 papers
astro-ph.SR2015★ 17 cited
Optical - Near Infrared Photometric Calibration of M-dwarf Metallicity and Its Application
Neda Hejazi, Michael M. De Robertis, Peter C. Dawson
Based on a carefully constructed sample of dwarf stars, a new optical-near infrared photometric calibration to estimate the metallicity of late-type K and early-to-mid-type M dwarf…
astro-ph2006★ 60 cited
The Central Engines of Narrow-Line Seyfert 1 Galaxies
C. J. Ryan, M. M. De Robertis, S. Virani +2
(abridged) It has been suggested that Narrow-Line Seyfert 1 (NLS1) galaxies are evolutionarily young objects, powered by the accretion of gas onto central black holes that are lowe…
astro-ph2005★ 67 cited
Low-luminosity Active Galaxies and their Central Black Holes
Xiaoyi Dong, Michael M. De Robertis
Central black hole masses for 118 spiral galaxies representing morphological stages S0/a through Sc and taken from the large spectroscopic survey of Ho, Filippenko & Sargent (1997)…