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Xu, Y L., L. Li, K. Wu, A J. Peeters, D A. Gage, and J A. Zeevaart. "The GA5 Locus of Arabidopsis Thaliana Encodes a Multifunctional Gibberellin 20-oxidase: Molecular Cloning and Functional Expression." Proc Natl Acad Sci U S A 1995.

Xu, Y L., et al. "The GA5 Locus of Arabidopsis Thaliana Encodes a Multifunctional Gibberellin 20-oxidase: Molecular Cloning and Functional Expression." Proc Natl Acad Sci U S A 1995.