@article{etna_vol9_pp137-146,
  author  = {Javier Segura and Amparo Gil},
  title   = {Evaluation of associated Legendre functions off the cut and parabolic cylinder functions},
  journal = {Electron. Trans. Numer. Anal.},
  volume  = {9},
  year    = {1999},
  pages   = {137--146},
}