1. Morin, R. B. & Gorman, M. Chemistry and Biology of β-Lactam Antibiotics, Academic Press: New York, NY, USA, (1982).
2. Georg, G. I. Organic Chemistry of β-lactams, VCH, Weinheim, (1993).
3. Banik, B. K. (ed.) in Top. Heterocycl. Chem., Springer, (2010).
4. Berks, A. H. Preparations of two pivotal intermediates for the synthesis of 1-β-methyl carbapenem antibiotics. Tetrahedron 52, 331–375 (1996).
5. Hungerbuhler, E. et al in New Aspects of Organic Chemistry I. New Approaches to Versatile Chiral β-Lactam Building Blocks; Application in the Synthesis of Novel Antibiotics, VCH Publishers: Tokyo, (1989) (and references cited therein).