Fossil leaf economics quantified: calibration, Eocene case study, and implicationsDOI: info:10.1666/07001.1v. 33No. 4574–589
Royer, Dana L., Sack, Lawren, Wilf, Peter, Lusk, Christopher H., Jordan, Gregory J., Niinemets, Ulo, Wright, Ian J., Westoby, Mark, Cariglino, Barbara, Coley, Phyllis D., Cutter, Asher D., Johnson, Kirk R., Labandeira, Conrad C., Moles, Angela T., Palmer, Matthew B., and Valladares, Fernando. 2007. "Fossil leaf economics quantified: calibration, Eocene case study, and implications." Paleobiology, 33, (4) 574–589. https://doi.org/10.1666/07001.1.