Bŭlgarska akademii︠a︡ na naukite, Sofia. Institut za i︠a︡dreni izsledvanii︠a︡ i i︠a︡drena energetika
Bŭlgarska akademii︠a︡ na naukite. Institute of Nuclear Research and Nuclear Energy
Institut i︠a︡dernykh issledovaniĭ i i︠a︡dernoĭ ėnergetiki (Bŭlgarska akademii︠a︡ na naukite)
Institute of Nuclear Research and Nuclear Energy (Bŭlgarska akademii︠a︡ na naukite)
Bŭlgarska akademii︠a︡ na naukite. Institut za i︠a︡dreni izsledvanii︠a︡ i i︠a︡drena energetika
INRE
