@article{temme:1983:num,
    author = {Temme, N. M.},
     title = {The numerical computation of the confluent hypergeometric
              function ${U}(a,\,b,\,z)$},
   journal = {Numer. Math.},
  fjournal = {Numerische Mathematik},
    volume = {41},
      year = {1983},
    number = {1},
     pages = {63–82},
      issn = {0029-599X},
     coden = {NUMMA7},
   mrclass = {65D20 (33A30 65D15)},
  mrnumber = {MR0696551 (84g:65030)},
mrreviewer = {H. E. Fettis},
      note = {Algol 60 variable-precision procedures are included.},
       doi = {10.1007/BF01396306},
     zblno = {0489.33001}}