Não informado. (1960). Journal of Mathematical Analysis and Applications. Academic Press.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Mathematical Analysis and Applications. Orlando, Fla: Academic Press, 1960.
Lua MLA (8ú heag.)Não informado. Journal of Mathematical Analysis and Applications. Academic Press, 1960.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.