1. Joeres, U., Kula, M.R.: Appl. Microbiol. Biotechnol.,40,606–610 (1994)
2. Joeres, U., Bommarius, A.S., Thoemmes, J., Kula, M.R.: Biocatal. Biotransform.,12, 27–36 (1995)
3. Nakayama, K., Honda, H., Ogawa, Y., Sagamihara, K., Ozawa, T., Kawasaki, K., Ohta, T., Sagamihara, K.: Ger. Offen., DE3728321 A1,11 pages (1988)