Vsekhsvi︠a︡tskiĭ, S. K. (1964). Physical characteristics of comets: (Fizicheskie kharakteristiki komet). Israel Program for Scientific Translations; [available from the Office of Technical Services, U.S. Dept. of Commerce, Washington].
Lua i Stíl Chicago (17ú heag.)Vsekhsvi︠a︡tskiĭ, S. K. Physical Characteristics of Comets: (Fizicheskie Kharakteristiki Komet). Jerusalem: Israel Program for Scientific Translations; [available from the Office of Technical Services, U.S. Dept. of Commerce, Washington], 1964.
Lua MLA (8ú heag.)Vsekhsvi︠a︡tskiĭ, S. K. Physical Characteristics of Comets: (Fizicheskie Kharakteristiki Komet). Israel Program for Scientific Translations; [available from the Office of Technical Services, U.S. Dept. of Commerce, Washington], 1964.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.