@article{olver:1974:ebs,
    author = {Olver, F. W. J.},
     title = {Error bounds for stationary phase approximations},
   journal = {SIAM J. Math. Anal.},
    volume = {5},
      year = {1974},
    number = {1},
     pages = {19–29},
   mrclass = {41A60},
  mrnumber = {MR0333545 (48 \#11870)},
mrreviewer = {L. Berg},
       doi = {10.1137/0505003},
     zblno = {0239.65028},
      note = {See also \citet{Olver:1997:ASF}}}