Brake, A. J., Fowler, A. V., Zabin, I., Kania, J., & Müller-Hill, B. (1978). beta-Galactosidase chimeras: Primary structure of a lac repressor-beta-galactosidase protein.

Brake, A J., A V. Fowler, I. Zabin, J. Kania, ja B. Müller-Hill. Beta-Galactosidase Chimeras: Primary Structure of a Lac Repressor-beta-galactosidase Protein. 1978.

Brake, A J., et al. Beta-Galactosidase Chimeras: Primary Structure of a Lac Repressor-beta-galactosidase Protein. 1978.