author        = "Nikolić, D. and Gorczyca, T. W. and Korista, K. T. and
                       Chatzikos, M. and Ferland, G. J. and Guzmán, F. and van
                       Hoof, P. A. M. and Williams, R. J. R. and Badnell, N. R.",
      title         = "{Suppression of Dielectronic Recombination Due to Finite
                       Density Effects. II. Analytical Refinement and Application
                       to Density-dependent Ionization Balances and AGN Broad-line
      year          = "2018",