TY - RPRT TI - Estimating site occupancy and abundance using indirect detection indices AU - Thomas R. Stanley AU - J. Andrew Royle PY - 2005 DO - 10.2193/0022-541x(2005)069[0874:esoaau]2.0.co;2 UR - https://pubs.usgs.gov/publication/5224590 ID - 5224590 ER -