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ColinC.HanfreyColinC. i inni, Arabidopsis polyamine biosynthesis: absence of ornithine decarboxylase and the mechanism of arginine decarboxylase activity, „The Plant Journal: For Cell and Molecular Biology”, 27 (6), 2001, s. 551–560, DOI: 10.1046/j.1365-313x.2001.01100.x, PMID: 11576438 [dostęp 2022-07-19](ang.).
Andrew D.A.D.KernAndrew D.A.D. i inni, Structure of mammalian ornithine decarboxylase at 1.6 A resolution: stereochemical implications of PLP-dependent amino acid decarboxylases, „Structure (London, England: 1993)”, 7 (5), 1999, s. 567–581, DOI: 10.1016/s0969-2126(99)80073-2, PMID: 10378276 [dostęp 2022-07-19](ang.).
K.S.K.S.SrivenugopalK.S.K.S., P.R.P.R.AdigaP.R.P.R., Enzymic conversion of agmatine to putrescine in Lathyrus sativus seedlings. Purification and properties of a multifunctional enzyme (putrescine synthase), „Journal of Biological Chemistry”, 256 (18), 1981, s. 9532–9541, DOI: 10.1016/S0021-9258(19)68795-8, PMID: 6895223 [dostęp 2022-07-19](ang.).
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