Wegmann, U., Klein, J. R., Drumm, I., Kuipers, O. P., & Henrich, B. (1999). Introduction of Peptidase Genes from Lactobacillus delbrueckii subsp. lactis into Lactococcus lactis and Controlled Expression. Appl Environ Microbiol.

Wegmann, U., J. R. Klein, I. Drumm, O. P. Kuipers, and B. Henrich. "Introduction of Peptidase Genes From Lactobacillus Delbrueckii Subsp. Lactis Into Lactococcus Lactis and Controlled Expression." Appl Environ Microbiol 1999.

Wegmann, U., et al. "Introduction of Peptidase Genes From Lactobacillus Delbrueckii Subsp. Lactis Into Lactococcus Lactis and Controlled Expression." Appl Environ Microbiol 1999.