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- [2] "Illegal"Logging and Global Wood Markets:The Competi tive Impacts on the U.S.Wood Products Industry. . 2004
- [3] State of the World’’s Forests 2011. FAO. . 2011
- [4] Global Forest Resources Assessment 2010. FAO. . 2010
- [5] State of the World’’s Forests 2012. FAO. . 2012