@book{vilenkin:1968:sgr,
    author = {Vilenkin, N. {\relax{Ja}}.},
     title = {Special Functions and the Theory of Group Representations},
 publisher = {American Mathematical Society},
   address = {Providence, RI},
      year = {1968},
     pages = {x+613},
   mrclass = {33.00 (22.00)},
  mrnumber = {MR0229863 (37 \#5429)},
     zblno = {0172.18404}}