Não informado. (2008). Collection of Czechoslovak Chemical Communications. Czechoslovak Academy of Sciences.
Lua i Stíl Chicago (17ú heag.)Não informado. Collection of Czechoslovak Chemical Communications. Praha: Czechoslovak Academy of Sciences, 2008.
Lua MLA (8ú heag.)Não informado. Collection of Czechoslovak Chemical Communications. Czechoslovak Academy of Sciences, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.