Czech, Brian; Krausman, Paul and Devers, Patrick (2000): Economic associations among causes of species endangerment in the United States. Published in: Bioscience , Vol. 50, No. 7 (July 2000): pp. 593-601.
Czech, Brian (2000): Economic growth as the limiting factor for wildlife conservation. Published in: Wildlife Society Bulletin , Vol. 28, : pp. 4-14.
