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Schmidberger, J. W.; Hepworth, L. J.; Green, A. P.; Flitsch, S. L. (2015). "Enzymatic Synthesis of Amides". Dalam Faber, Kurt; Fessner, Wolf-Dieter; Turner, Nicholas J. (penyunting). Biocatalysis in Organic Synthesis 1. Science of Synthesis. Georg Thieme Verlag. m/s. 329–372. ISBN9783131766113. Diarkibkan daripada yang asal pada 2017-11-05.