@misc{indiciaeec0c8c563b18,
  title = {Carbon balance of the terrestrial biosphere in the twentieth century: analyses of CO 2 , climate and land use effects with four process-based ecosystem models},
  author = {A. D. McGuire and S. Sitch and Joy S. Clein and R. Dargaville and G. Esser and J. Foley and Martin Heimann and F. Joos and J. Kaplan and D. W. Kicklighter and R.A. Meier and J. M. Melillo and B. Moore and I. C. Prentice and N. Ramankutty and T. Reichenau and A. Schloss and H. Tian and L.J. Williams and U. Wittenberg},
  year = {2001},
  doi = {10.1029/2000gb001298},
  url = {https://pubs.usgs.gov/publication/70073959},
  note = {Source identifier: 70073959}
}