Elander, R. P. (2003). "Industrial production of β-lactam antibiotics". Applied Microbiology and Biotechnology. 61 (5–6): 385–392. doi:10.1007/s00253-003-1274-y. PMID12679848.
Elander, R. P. (2003). "Industrial production of β-lactam antibiotics". Applied Microbiology and Biotechnology. 61 (5–6): 385–392. doi:10.1007/s00253-003-1274-y. PMID12679848.
Yao, JDC; Moellering, RC Jr. (2007). "Antibacterial agents". Dalam Murray, PR; dll. (penyunting). Manual of Clinical Microbiology (ed. 9th). Washington D.C.: ASM Press. Cited in (Laporan). Diarkibkan daripada yang asal |archive-url= requires |url= (bantuan) pada 13 December 2019. Missing or empty |title= (bantuan)