@misc{indiciae4c194653911a,
  title = {Nonparametric estimation of plant density by the distance method},
  author = {S.A. Patil and K.P. Burnham and J.L. Kovner},
  year = {1979},
  doi = {10.2307/2530250},
  url = {https://pubs.usgs.gov/publication/70120098},
  note = {Source identifier: 70120098}
}