@misc{indiciaeb4853b3dc11e, title = {Evaluating causes of population change in North American insectivorous songbirds}, author = {J.R. Sauer and G.W. Pendleton and B.G. Peterjohn}, year = {2002}, doi = {10.1046/j.1523-1739.1996.10020465.x}, url = {https://pubs.usgs.gov/publication/5221081}, note = {Source identifier: 5221081} }