Não informado. (2012). Geometry & Topology. Mathematical Sciences Publishers.
Lua i Stíl Chicago (17ú heag.)Não informado. Geometry & Topology. Coventry, Inglaterra: Mathematical Sciences Publishers, 2012.
Lua MLA (8ú heag.)Não informado. Geometry & Topology. Mathematical Sciences Publishers, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.