@book{57052,
	author = {Temsah, S. and Mabrouk, A.},
	title = {Production, purification, characterization and immunological studies of E.coli E-U₁₀ penicillin amidase},
	url = {http://nile.enal.sci.eg/EALE/2001/AJVS/1701/1/1.pdf}
}