Every reference with a DOI in the deposited reference list resolved to a known
work in Crossref or DataCite at the dated check, and none carried a retraction,
withdrawal, or removal notice.
The 16 references without a DOI — listed, not checked
no DOI — not checkedEhrlich, P. (1968).The Population Bomb. Ballantine.
no DOI — not checkedFowler, R.G. (1982). Social Enhancement of World Population Growth.Proceedings of the Oklahoma Academy of Science 62:84?88.
no DOI — not checkedHaub, C. (1987 July 24). Standing Room Only.The Washington Post.
no DOI — not checkedKuhn, T.S. (1970).The Structure of Scientific Revolutions, Second Edition. University of Chicago Press.
no DOI — not checkedMurphy, E.M. (1981). World Population: Toward the Next Century. Population Reference Bureau, Washington, DC.
no DOI — not checkedTsui, A.O. and Bogue, D.J. (1978). Declining World Fertility: Trends, Causes, Implications. University of Chicago report.
no DOI — not checkedUnited Nations. (1951). Population Bulletin No. 1?December 1951. New York.
no DOI — not checkedUnited Nations. (1966). World Population Prospects as Assessed in 1963. Population Studies No. 41, New York.
no DOI — not checkedUnited Nations. (1982). World Population Prospects as Assessed in 1973. New York.
no DOI — not checkedUnited Nations. (1985). World Population Prospects as Assessed in 1982. Population Studies, No. 86, New York.
no DOI — not checkedUnited Nations. (1986). World Population Prospects as Assessed in 1984. Population Studies, No. 98, New York.
no DOI — not checkedUnited Nations. (1989). World Population Prospects as Assessed in 1988. New York.
no DOI — not checkedVon Foerster, H. (1959). Some Remarks on Changing Populations.The Kinetics of Cellular Proliferation, F. Stohlman, Jr., (ed.), New York, Grune and Stratton.
no DOI — not checkedVon Foerster, H. (1961).Mitotic Indices of Dividing and Differentiating Cells. BCL Report NIH/C-4044#2,3, Department of Electrical Engineering, University of Illinois, Urbana, 111 pages.
no DOI — not checkedVon Foerster, H. (1966). The Numbers of Man, Past and Future. Biological Computer Laboratory Report 13.0, Department of Electrical Engineering, University of Illinois, Urbana, IL 61801.
no DOI — not checkedWattenberg, B. (1981, May 18). What "Population Explosion"?The Washington Post.
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