TY - RPRT TI - Site-occupancy distribution modeling to correct population-trend estimates derived from opportunistic observations AU - M. Kery AU - J. Andrew Royle AU - Hans Schmid AU - M. Schaub AU - B. Volet AU - G. Hafliger AU - N. Zbinden PY - 2010 DO - 10.1111/j.1523-1739.2010.01479.x UR - https://pubs.usgs.gov/publication/70037630 ID - 70037630 ER -