Haig, Susan M., Jesse D’Elia, Collin Eagles-Smith, Jeanne M. Fair, Jennifer Gervais, Garth Herring, James W. Rivers, and John H. Schulz. 2014. The persistent problem of lead poisoning in birds from ammunition and fishing tackle. Condor 116:408-428.
Haig, Susan M., Jesse D’Elia, Collin Eagles-Smith, Jeanne M. Fair, Jennifer Gervais, Garth Herring, James W. Rivers, and John H. Schulz. 2014. The persistent problem of lead poisoning in birds from ammunition and fishing tackle. Condor 116:408-428.