Cheng, S. J., Bohrer, G., Steiner, A. L., Hollinger, D. Y., Suyker, A., Phillips, R. P., Nadelhoffer, K. J. (2015/02) Variations In The Influence Of Diffuse Light On Gross Primary Productivity In Temperate Ecosystems,
Agricultural And Forest Meteorology, 201, 98-110. https://doi.org/10.1016/j.agrformet.2014.11.002
