Upper Midwest Environmental Sciences Center
Science for avian conservation: priorities for the new millennium
Ruth, J. M., Petit, D. R., Sauer, J. R., Samuel, M. D., Johnson, A., Fornwall, M. D., Korschgen, C. E., and Bennett, J. P., 2003, Science for avian conservation: priorities for the new millennium: The Auk, v. 120, no. 1, p. 204-211.