@article{CallanB06,
  title = {A Lattice Path Equality: 11106},
  author = {David Callan and Kenneth Bernstein},
  year = {2006},
  url = {http://www.jstor.org/stable/27642018},
  researchr = {https://researchr.org/publication/CallanB06},
  cites = {0},
  citedby = {0},
  journal = {The American Mathematical Monthly},
  volume = {113},
  number = {7},
  pages = {656-657},
}