@article{norlund:1955:hyf,
    author = {N{\o}rlund, N. E.},
     title = {Hypergeometric functions},
   journal = {Acta Math.},
    volume = {94},
      year = {1955},
     pages = {289–349},
   mrclass = {33.0X},
  mrnumber = {MR0074585 (17,610d)},
mrreviewer = {A. Erd{\'e}lyi},
       doi = {10.1007/BF02392494},
     zblno = {0067.29402}}