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3. ^{{cite journal | title = Studies of the biosynthesis of 3,6-dideoxyhexoses: molecular cloning and characterization of the asc (ascarylose) region from Yersinia pseudotuberculosis serogroup VA |author1 = Thorson, J.S. |author2 =Lo, S.F. |author3 =Ploux, O. |author4 =He, X. |author5 =Liu, H.W. |journal = J. Bacteriol. |year = 1994 |volume = 176 |pages = 5483–5493 |pmid = 8071227 |issue=17 |pmc=196737}}