In R.E. Ricklefs and D. Schluter, editors. Chicago University Press. Robbins, C. S., D. Bystrak and P. H. Geissler. Its first fifteen years, 1965-1979. Robbins, C. S., J. R. Sauer, R. S Greenburg and S. Droege.
Population declines in North American birds that migrate to the neotropics.
B. A. Dowell. Habitat area requirements of breeding forest birds of the middle Atlantic states. Robinson, S. K. 1992. Population dynamics of breeding birds in a fragmented Illinois landscape. In J. M. Hagan, III and D. W. Johnson, editors.