I︠A︡drena energii︠a︡.
Institut za i︠a︡dreni izsledvanii︠a︡ i i︠a︡drena energetika (Bŭlgarska akademii︠a︡ na naukite)
[Sofii︠a︡ : izd-vo na Bŭlgarskata akademii︠a︡ na naukite],
1975-1983.
International aerospace abstracts
Computer & control abstracts
Electrical & electronics abstracts
Physics abstracts. Science abstracts. Series A
Chemical abstracts
Energy research abstracts
Metals abstracts
World aluminum abstracts
Issued by Institut za i︠a︡dreni izsledvanii︠a︡ i i︠a︡drena energetika of Bŭlgarska akademii︠a︡ na naukite.
Nuclear energy.
Nuclear physics.
I︠A︡dernai︠a︡ ėnergii︠a︡