ISO-16457 Complete Document History
Space environment (natural and artificial) - The Earths ionosphere model - International reference ionosphere (IRI) model and extensions to the plasmasphere

Complete Current Edition:
   2ND EDITION - International reference ionosphere (IRI) model and extensions to the plasmasphere - Feb. 1, 2022

Obsolete Revision Information:
   1ST EDITION REPRINT - CORRECTED AND REPRINTED - June 15, 2014
   1ST EDITION - The Earths ionosphere model: international reference ionosph - April 15, 2014
   2009 EDITION - The Earth's ionosphere model: international reference ionosp - Feb. 15, 2009