@article{qiu:2000:uae,
    author = {Qiu, W.-Y. and Wong, R.},
     title = {Uniform asymptotic expansions of a double integral:
              Coalescence of two stationary points},
   journal = {Proc. Roy. Soc. London Ser. A},
  fjournal = {The Royal Society of London. Proceedings. Series A.
              Mathematical, Physical and Engineering Sciences},
    volume = {456},
      year = {2000},
     pages = {407–431},
      issn = {1364-5021},
   mrclass = {58J37 (41A60)},
  mrnumber = {MR1812607 (2001k:58049)},
mrreviewer = {F. Ursell},
       doi = {10.1098/rspa.2000.0523},
     zblno = {0966.41020}}