Não informado. (1965). Springer tracts in modern physics. Springer Verlag.
Lua i Stíl Chicago (17ú heag.)Não informado. Springer Tracts in Modern Physics. Berlin: Springer Verlag, 1965.
Lua MLA (8ú heag.)Não informado. Springer Tracts in Modern Physics. Springer Verlag, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.