TY - RPRT TI - A hierarchical model for estimating density in camera-trap studies AU - J. Andrew Royle AU - James D. Nichols AU - K.Ullas Karanth AU - Arjun M. Gopalaswamy PY - 2009 DO - 10.1111/j.1365-2664.2008.01578.x UR - https://pubs.usgs.gov/publication/5224914 ID - 5224914 ER -