@article {BrClSt2002,
    author = {Br\"{a}nd\'{e}n, Petter and Claesson, Anders and Steingr\'{\i}msson, Einar},
     title = {Catalan continued fractions and increasing subsequences in
              permutations},
   journal = {Discrete Math.},
  fjournal = {Discrete Mathematics},
    volume = {258},
      year = {2002},
    number = {1-3},
     pages = {275--287},
      issn = {0012-365X},
       doi = {10.1016/S0012-365X(02)00353-9},
       url = {https://doi.org/10.1016/S0012-365X(02)00353-9},
}