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Scroll down and click on the icons for the papers Click here to request a reprint Hopfenberg, R. (2009) Genetic feedback and human population regulation. Human Ecology 37: 643-651
Hopfenberg, R. (2003) Human carrying capacity is determined by food availability. Population and Environment 25: 109-117
Hopfenberg, R., Pimentel, D. (2001) Human Population Numbers as a Function of Food Supply. Environment, Development and Sustainability 3: 1–15.
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