Systematic effects in measurement of black hole masses by emission-line reverberation of active galactic nuclei: Eddington ratio and inclinationS. Collin, T. Kawaguchi, B. M. Peterson and M. VestergaardA&A, 456 1 (2006) 75-90DOI: https://doi.org/10.1051/0004-6361:20064878
