4Anna María ágústsdóttir. Revegetation of eroded land and possibilities of carbon sequestration in Iceland[J] 2004,Nutrient Cycling in Agroecosystems(2):241~247
5Peter M. Kotanen. Revegetation following Soil Disturbance and Invasion in a Californian Meadow: a 10-year History of Recovery[J] 2004,Biological Invasions(2):245~254