1. For reviews on β-lactam antibiotics, see:
2. Neuere Entwicklungen auf dem Gebiet der β-Lactam-Antibiotica
3. Angew. Chem. Int. Ed. Engl. 1985, 24, 180-202;
4. Chemistry and Biology of β-Lactam Antibiotics, (Eds.: R. B. Morin, M. Gorman), Academic Press, New York, 1982; Vols. 1-3;
5. The Chemistry of β-Lactams, (Eds.: M. I. Page), Chapman and Hall, London, 1992;