@misc{indiciae3c26958e83e9,
  title = {On the use of enumeration estimators for interspecific comparisons with comments on a 'trappability' estimator},
  author = {J.D. Nichols},
  year = {1986},
  doi = {10.2307/1381295},
  url = {https://pubs.usgs.gov/publication/5222106},
  note = {Source identifier: 5222106}
}