National Centre for Research and Development in Poland

ISBN 978-0-7503-0224-1. （原始内容存档于2022-05-31） –通过Google Books.  National Centre for Research and Development in Poland (NCBR). sciencebusiness.net. [2013-02-06]. （原始内容存档于2022-10-20）

Rydgren, Jens. Radical Right-wing Populism in Sweden and Denmark. The Centre for the Study of European Politics and Society. [2006-05-25]. （原始内容存档于2012-02-04）

States National Research Council, Committee to Review the Gas Research Institute's Research, Development and Demonstration Program, Gas Research Institute

J. The Effectiveness and Efficiency of Aerial Firefighting in Australia: Part 1 (PDF) (报告). Bushfire Cooperative Research Centre. June 2007 [2009-03-04]

Carcinogenicity of Chemicals in Food Consumer Products and the Environment (COC) American Association for Cancer Research Alcohol Consumption Increases