H.L. Throop
Funk, J. L., Clive G. Jones, D.W. Gray, H.L. Throop, L.A. Hyatt, and M.T. Lerdau. 2005. “Variation in Isoprene Emission from Quercus Rubra: Sources, Causes and Consequences for Estimating Fluxes”. J. Geophys. Res. 110, D04301. doi:10.1029/2004JD005229.