1. The structure of ~-lactamases;Ambler R. P.;Philos. Trans. R. Soc. Lond. B Biol. Sci.,1980
2. Bauernfeind A. Ö. Ang C. Bal and R. Jungwirth. 1994. Plasmidic cephamycinase gene in Citrobacter freundii transferable to Klebsiella pneumoniae and Escherichia coli abstr. OC2. In Program and abstracts of the Scientific Meeting of the European Society of Chemotherapy Coimbra Portugal.
3. Bauernfeind A. C. Bal Ö. Ang R. Jungwirth and I. Stemplinger. 1994. Persistence of extended spectrum beta-lactamase producing Klebsiella pneumoniae in a transplantation unit in Istanbul over 1 1/2 years abstr. 124. In Program and abstracts of the 32nd Annual Meeting of the Infectious Disease Society of America. Infectious Disease Society of America Washington D.C.
4. Extended broad spectrum ~-lactamase in Klebsiella pneumoniae including resistance to cephamycins;Bauernfeind A.;Infection,1989
5. A new plasmidic cefotaximase in a clinical isolate of Escherichia coli;Bauernfeind A.;Infection,1990