The IAEA has published number “IAEA-TECDOC-1639” Final Report on the results of studies, carried out as part of INPRO programme on the analysis of the system with fast neutron reactors (FNR), working in the closed nuclear fuel cycle (CNFC). 8 countries - India, Canada, China, Russia, Ukraine, France, South Korea and Japan took part in a joint research, carried out from 2005 till 2007.