1. Cohen, G. N., and H. V. Rickenberg. 1955. Etude directe de la fixation d’un inducteur de la β-galactosidase par les cellules d’Escherichia coli. Compt. Rend. 240: 466 – 468.
2. Rickenberg, H. V., G. N. Cohen, G. Butlin, and J. Monod. 1956. La galactoside-permease d’Escherichia coli. Ann. Inst. Past. 91: 829 – 857.
3. Pardee, A. B. 1957. An inducible mechanism for accumulation of melibiose in Escherichia coli. J. Bacteriol. 73: 376 – 385.
4. Cohen, G. N., and J. Monod. 1957. Bacterial permeases. Bacteriol. Rev. 21: 169 – 194.
5. Andrews, K. J., and E. C. C. Lin. 1976. Four classes of bacterial membrane transports for carbohydrates and their possible selective advantages. Fed. Proc. 35: 2185 – 2189.