Federico Magnani, Maurizio Mencuccini, Marco Borghetti, Paul Berbigier, Frank Berninger, Sylvain Delzon, Achim Grelle, Pertti Hari, Paul G. Jarvis, Pasi Kolari, Andrew S. Kowalski, Harry Lankreijer, Beverly E. Law, Anders Lindroth, Denis Loustau, Giovanni Manca, John B. Moncrieff, Mark Rayment, Vanessa Tedeschi, Riccardo Valentini, John Grace,
The human footprint in the carbon cycle of temperate and boreal forests Nature. ,vol. 447, pp. 848- 850 ,(2007) ,
10.1038/NATURE05847