@misc{indiciae7c9d8ee90209,
  title = {Efficiency and optimal allocation in the staggered entry design},
  author = {W.A. Link},
  year = {1993},
  doi = {10.1080/03610929308831033},
  url = {https://pubs.usgs.gov/publication/5222914},
  note = {Source identifier: 5222914}
}