1. Bailar, Barbara. 1983. Affidavit submitted to U.S. District Court, Southern District of New York, inCuomo v. Baldrige, 80 Civ. 4550 (JES)
2. Cowan, Charles D. and Fay, Robert G. “Estimates of Undercount in the 1980 Census,”. Proceedings of the Section on Survey Research Methods. pp.565–571. American Statistical Association.
3. Cressie, Noel. “Estimating Census Undercount at the National and Subnational Levels,”. Proceedings of the Bureau of the Census Annual Research Conference. Vol. 4, pp.123–150. Washington, DC: U.S. Government Printing Office.