Não informado. (1972). Problems of Control and Information Theory. Academy of Sciences of the USSR. Hungarian Academy of Sciences.
Lua i Stíl Chicago (17ú heag.)Não informado. Problems of Control and Information Theory. Budapest: Academy of Sciences of the USSR. Hungarian Academy of Sciences, 1972.
Lua MLA (8ú heag.)Não informado. Problems of Control and Information Theory. Academy of Sciences of the USSR. Hungarian Academy of Sciences, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.