Não informado. (1965). Communications in Mathematical Physics. Springer Verlag.
Lua i Stíl Chicago (17ú heag.)Não informado. Communications in Mathematical Physics. New York: Springer Verlag, 1965.
Lua MLA (8ú heag.)Não informado. Communications in Mathematical Physics. Springer Verlag, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.