@article{martinek:1966:zcb,
    author = {Martinek, Johann and Thielman, Henry P. and Huebschman, Eugene C.},
     title = {On the zeros of cross-product {B}essel functions},
   journal = {J. Math. Mech.},
    volume = {16},
      year = {1966},
     pages = {447–452},
   mrclass = {33.25},
  mrnumber = {MR0204724 (34 \#4562)},
mrreviewer = {F. W. J. Olver},
     zblno = {0144.32301}}