Mathematical Institute, Academy of Sciences of the Czech Republic. (1991). Mathematica Bohemica. Ceskoslovenska Akademie Ved, Matematicky Ustav.
Lua i Stíl Chicago (17ú heag.)Mathematical Institute, Academy of Sciences of the Czech Republic. Mathematica Bohemica. Praga: Ceskoslovenska Akademie Ved, Matematicky Ustav, 1991.
Lua MLA (8ú heag.)Mathematical Institute, Academy of Sciences of the Czech Republic. Mathematica Bohemica. Ceskoslovenska Akademie Ved, Matematicky Ustav, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.