@article{gautschi:1978:cmb,
    author = {Gautschi, Walter and Slavik, Josef},
     title = {On the computation of modified {B}essel function ratios},
   journal = {Math. Comp.},
  fjournal = {Mathematics of Computation},
    volume = {32},
      year = {1978},
    number = {143},
     pages = {865–875},
      issn = {0025-5718},
   mrclass = {33A40},
  mrnumber = {MR0470267 (57 \#10025)},
mrreviewer = {James M. Horner},
     links = {\URL[FullText]{http://links.jstor.org/sici?sici=0025-5718%28197807%2932%3A143%3C865%3AOTCOMB%3E2.0.CO%3B2-Z}},
     zblno = {0386.33006}}