Piron-Fraipont, C., Duez, C., Matagne, A., Molitor, C., Dusart, J., Frère, J. M., & Ghuysen, J. M. (1989). Cloning and amplified expression in Streptomyces lividans of the gene encoding the extracellular beta-lactamase of Actinomadura R39.

Piron-Fraipont, C., C. Duez, A. Matagne, C. Molitor, J. Dusart, J M. Frère, ja J M. Ghuysen. Cloning and Amplified Expression in Streptomyces Lividans of the Gene Encoding the Extracellular Beta-lactamase of Actinomadura R39. 1989.

Piron-Fraipont, C., et al. Cloning and Amplified Expression in Streptomyces Lividans of the Gene Encoding the Extracellular Beta-lactamase of Actinomadura R39. 1989.