Special functions and the theory of group representations - Vilenkin, N. I︠A︡. (Naum I︠A︡kovlevich) (American Mathematical Society, 1968)
Τίτλος πρωτοτύπου : Spet︠s︡ialʹnye funkt︠s︡ii i teorii︠a︡ predstavleniĭ grupp.