@article{allasia:1987:nci,
    author = {Allasia, Giampietro and Besenghi, Renata},
     title = {Numerical calculation of incomplete gamma functions by the
              trapezoidal rule},
   journal = {Numer. Math.},
  fjournal = {Numerische Mathematik},
    volume = {50},
      year = {1987},
    number = {4},
     pages = {419–428},
      issn = {0029-599X},
     coden = {NUMMA7},
   mrclass = {65D20 (33A15 65D30)},
  mrnumber = {MR0875166 (88f:65034)},
mrreviewer = {F. W. J. Olver},
       doi = {10.1007/BF01396662},
     zblno = {0593.65017}}