@article{barry:1995:rvw,
    author = {Barry, D. A. and Culligan-Hensley, P. J. and Barry, S. J.},
     title = {Real values of the {$W$}-function},
   journal = {ACM Trans. Math. Software},
  fjournal = {Association for Computing Machinery. Transactions on
              Mathematical Software},
    volume = {21},
      year = {1995},
    number = {2},
     pages = {161–171},
      issn = {0098-3500},
     coden = {ACMSCU},
   mrclass = {65D20},
  mrnumber = {MR1342353},
       doi = {10.1145/203082.203084},
     zblno = {0886.65010}}