Não informado. (1911). Tohoku Mathematical Journal. Tohuko University, Mathematical Institute.
Lua i Stíl Chicago (17ú heag.)Não informado. Tohoku Mathematical Journal. Sendai, Japão: Tohuko University, Mathematical Institute, 1911.
Lua MLA (8ú heag.)Não informado. Tohoku Mathematical Journal. Tohuko University, Mathematical Institute, 1911.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.