Idso et al. (1993)
Also: Idso et al. 1993
A general relationship between CO2-induced reductions in stomatal conductance and concomitant increases in foliage temperature
Idso, S. B., Kimball, B. A., Akin, D. E., & Kridler, J. (1993). A general relationship between CO2-induced reductions in stomatal conductance and concomitant increases in foliage temperature. Environmental and Experimental Botany, 33(3), 443-446. Link to paper
DOI: https://doi.org/10.1016/0098-8472(93)90047-J
References
All IPCC definitions taken from Climate Change 2007: The Physical Science Basis. Working Group I Contribution to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change, Annex I, Glossary, pp. 941-954. Cambridge University Press.