TY  - RPRT
TI  - Occupancy estimation and modeling for rare and elusive populations
AU  - D.I. MacKenzie
AU  - J. Andrew Royle
AU  - J.A. Brown
AU  - J.D. Nichols
PY  - 2004
UR  - https://pubs.usgs.gov/publication/5211348
ID  - 5211348
ER  -