1. A comparison of the effects of ampicillin on Escheric'ia coli and Proteus mirabilis;Greenwood, D.; O'Grady, F.;J. med. Microbiol,1969
2. Trimodal response of Escherichia coli and Proteus niirabilis to penicillins;Greenwood, D.; O'Grady, F.;Nature (Lond.),1970
3. The two sites of penicillin action in Escherichia coli. In preparation;Greenwood, D.; O'Grady, F.,1972
4. Targets of penicillin action in Escherichia coli;Hartmann, R.; Holtje, J.V.; Schwarz, U.;Nature (Lond.),1972
5. Bacterial protoplasts induced by penicillin;Lederberg, J.;Proc. nat. Acad. Sci. (Wash.),1956