@misc{indiciaeaf8618def233, title = {The effects of low levels of oil on aquatic birds-a nontechnical summary of research activities FY76 through FY78}, author = {John O. Biderman and William H. Drury}, year = {1980}, url = {https://pubs.usgs.gov/publication/fwsobs80\_16}, note = {Source identifier: fwsobs80\_16} }