G. J. Ferland

THE 2013 RELEASE OF CLOUDY

India, India., UK, 2013, 1302.4485.

Atomic data for astrophysics. II. New analytic fits for photoionization cross sections of atoms and ions

D. A. Verner, G. J. Ferland, K. T. Korista, 1996 .

The 2017 release of CLOUDY

F. P. Keenan, R. J. R. Williams, N. P. Abel, 2017, 1705.10877.

Atomic data for astrophysics. I. Radiative recombination rates for H-like, He-like, Li-like, and Na-like ions over a broad range of temperature

D. A. Verner, G. J. Ferland, 1996 .