p.48; in ....
CEC, 2001; The North American Mosaic - A State of the Environment Report; Commission for Environmental; Quebec - CDN;

p.144; in ....
AAAS, 2000; The Theory of Population-Environment Links; Atlas of Population and Environment; American Association for the Advancement of Science; Washington D.C. USA;
AAAS-theory
AAAS-Reefs

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