Article
Astrophysical Journal, Supplement Series  (2022)

The Intermediate-ionization Lines as Virial Broadening Estimators for Population A Quasars*

Marziani, P.; del Olmo, A.; Negrete, A. C.; Dultzin, D.; Piconcelli, E.; Vietri, G.; Martínez–Aldama M. L.; D’Onofrio, M.