Funke, S. A., Eipper, A., Reetz, M. T., Otte, N., Thiel, W., Van Pouderoyen, G., et al. (2003). Directed evolution of an enantioselective Bacillus subtilis lipase. Biocatalysis and Biotransformation, 21(2), 67-73. doi:10.1002/9783527634026.ch17.