Metallicity of active galactic nuclei from ultraviolet and optical emission lines ─ II. Revisiting the C43 metallicity calibration and its implications

Oct 1, 2025·
O.~L. Dors
,
C.~B. Oliveira
,
M.~V. Cardaci
,
G.~F. Hägele
,
Mark Armah
,
R.~A. Riffel
,
L. Ramos Vieira
,
G.~C. Almeida
,
I.~N. Morais
,
P.~C. Santos
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