TY - RPRT TI - Effects of sampling conditions on DNA-based estimates of American black bear abundance AU - Jared S. Laufenberg AU - Frank T. van Manen AU - Joseph D. Clark PY - 2013 DO - 10.1002/jwmg.534 UR - https://pubs.usgs.gov/publication/70043567 ID - 70043567 ER -