@article{DkovicZ07,
  title = {Problem 11282},
  author = {Dragomir Z. Dkovic and Kaiming Zhao},
  year = {2007},
  url = {http://www.jstor.org/stable/27642178},
  researchr = {https://researchr.org/publication/DkovicZ07},
  cites = {0},
  citedby = {0},
  journal = {The American Mathematical Monthly},
  volume = {114},
  number = {3},
  pages = {260},
}