Graziosi, F., J. Arduini, F. Furlani, U. Giostra, P. Cristofanelli, X. Fang, O. Hermansen, C. R. Lunder, G. Maenhout, S. J. O’Doherty et al.
"European emissions of the powerful greenhouse gases hydrofluorocarbons inferred from atmospheric measurements and their comparison with annual national reports to UNFCCC
." Atmospheric Environment
158 (6): 85-97.