Não informado. (1960). Journal of Mathematical Analysis and Applications. Academic Press.
Chicago-referens (17:e uppl.)Não informado. Journal of Mathematical Analysis and Applications. Orlando, Fla: Academic Press, 1960.
MLA-referens (8:e uppl.)Não informado. Journal of Mathematical Analysis and Applications. Academic Press, 1960.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.