Sperisen, C., Ryals, J., & Meins, F. (1991). Comparison of cloned genes provides evidence for intergenomic exchange of DNA in the evolution of a tobacco glucan endo-1,3-beta-glucosidase gene family. Proc Natl Acad Sci U S A.

Sperisen, C., J. Ryals, and F. Meins. "Comparison of Cloned Genes Provides Evidence for Intergenomic Exchange of DNA in the Evolution of a Tobacco Glucan Endo-1,3-beta-glucosidase Gene Family." Proc Natl Acad Sci U S A 1991.

Sperisen, C., J. Ryals, and F. Meins. "Comparison of Cloned Genes Provides Evidence for Intergenomic Exchange of DNA in the Evolution of a Tobacco Glucan Endo-1,3-beta-glucosidase Gene Family." Proc Natl Acad Sci U S A 1991.