VII, paragraph 10, lines 8 – 10 // An Essay on the Principle of Population. London, J. Johnson,, 1798. The power of population is so superior to the power in the earth to produce subsistence for man, that premature death must in some shape or other visit the human race
Gerland, P. и др. World population stabilization unlikely this century // Science 346 (6206). AAAS, 18 септември 2014. DOI:10.1126/science.1257469. с. 234 – 7.
Pimm, Stuart L. и др. The Future of Biodiversity // Science 269 (5222). 1995. DOI:10.1126/science.269.5222.347. с. 347 – 350.
Sahney, S., Benton, M.J. and Ferry, P.A. Links between global taxonomic diversity, ecological diversity and the expansion of vertebrates on land (PDF) // Biology Letters 6 (4). 2010. DOI:10.1098/rsbl.2009.1024. с. 544 – 547.
McGranahan, G. и др. News and notes: Environmental change and human health in countries of Africa, the Caribbean and the Pacific // Global Change and Human Health 1. 2000. DOI:10.1023/A:1011567429284. с. 9.
