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Cedrone, F.; Niel, S.; Roca, S.; Bhatnagar, T.; Ait-abdelkader, N.; Torre, C.; Krumm, H.; Maichele, A.; Reetz, M. T.; Baratti, J. C. Directed Evolution of the Epoxide Hydrolase from Aspergillus Niger. Biocatalysis and Biotransformation 2003, 21, 357–364.

Krumm, H. Beiträge zur Gerichteten Evolution von Hydrolasen. PhD Thesis, Ruhr-Universität Bochum, Bochum, 2004.