Shiffman, D., Cohen, G., Aharonowitz, Y., Palissa, H., von Dohren, H., Kleinkauf, H., & Mevarech, M. (1990). Nucleotide sequence of the isopenicillin N synthase gene (pcbC) of the gram negative Flavobacterium sp. SC 12,154.

Shiffman, D., G. Cohen, Y. Aharonowitz, H. Palissa, H. von Dohren, H. Kleinkauf, and M. Mevarech. Nucleotide Sequence of the Isopenicillin N Synthase Gene (pcbC) of the Gram Negative Flavobacterium Sp. SC 12,154. 1990.

Shiffman, D., et al. Nucleotide Sequence of the Isopenicillin N Synthase Gene (pcbC) of the Gram Negative Flavobacterium Sp. SC 12,154. 1990.