Hazen, Robert M.; Boyce, C. Kevin; Alexander, Conel M. O'D.; Cody, George D.; Fogel, Marilyn L.; Knoll, Andrew(International Journal of Plant Sciences, 2003)Link to Published Version
Holbrook, N. Michele; Jacobsen, Chris; Zwieniecki, Maciej A.; Knoll, Andrew; Cody, George D.; Boyce, C. Kevin; Wirick, Sue(Proceedings of the National Academy of Sciences of the United States of America, 2004)Link to Published Version