Chen, J. M., Ju, W., Cihlar, J., Price, D., Liu, J., Chen, W., Pan, J., Black, A., Barr, A. (2003/04) Spatial Distribution Of Carbon Sources And Sinks In Canada's Forests,
Tellus Series B-Chemical and Physical Meteorology, 55(2), 622-641. https://doi.org/10.1034/j.1600-0889.2003.00036.x
