@article{elbert:1994:ipz,
    author = {Elbert, {\'A}rp{\'a}d and Laforgia, Andrea},
     title = {Interlacing properties of the zeros of {B}essel functions},
   journal = {Atti Sem. Mat. Fis. Univ. Modena},
  fjournal = {Atti del Seminario Matematico e Fisico dell'Universit\`a di
              Modena},
    volume = {{XLII}},
      year = {1994},
    number = {2},
     pages = {525–529},
      issn = {0041-8986},
     coden = {ASMMAK},
   mrclass = {33C10},
  mrnumber = {MR1310450 (96b:33001)},
mrreviewer = {Evangelos Ifantis},
     zblno = {0811.33003}}