TY - RPRT TI - Residues of O,P'-DDD and O,P'-DDT in brown pelican eggs and mallard ducks AU - T. G. Lamont AU - George E. Bagley AU - W. L. Reichel PY - 2013 DO - 10.1007/bf01558317 UR - https://pubs.usgs.gov/publication/5221248 ID - 5221248 ER -