1. Agrimoney.com 2012 Fund Farm Buying ‘Only Just Begun'-Even at $40 Bn http://www.agrimoney.com/news/news.php?id=5298&area=n
2. Explaining Timberland Values in the United States;Aronow;Journal of Forestry,2004
3. Bary , Andrew 2009 Trouble in the Forest Barron's http://www.afoa.org/CILive/CI0908a.htm